
Unexpected Elements
The news you know, the science you don’t. Unexpected Elements looks beyond everyday narratives to discover a goldmine of scientific stories and connections from around the globe. From Afronauts, to why we argue, to a deep dive on animal lifespans: see the world in a new way.
Episodes
Science bears fruit
Long live the king – of mangoes! In India the famed ‘king of mangoes’, the Alphonso mango, is in drastically short supply after a particularly bad bout of adverse weather. Inspired by the mango’s plight, the Unexpected Elements team takes a look at what fruit science can bear.First, from the ‘king of mangoes’ to the ‘king of fruits’, we hear how the infamously stinky durian could be used to charge
Celebrating science on Africa Day
How do you translate the latest science work across the 2000 different languages spoken around the African continent? And have you heard of sky mountain? Africa Day has the Unexpected Elements team taking a deep dive into a range of unexpected stories from across the continent.The day is celebrated every year to mark the establishment of the African Union in 1963. In the Turkana region of northern
Unexpected enhancements
Have you ever wondered what happen to salmon when too much cocaine seeps into their rivers? Inspired by the Enhanced Games, we lookat unexpected areas of performance enhancement. Peptides are making a splash in influencer circles, but what is the science?Plus, we hear from Prof David Putrino, who is making sure the athletes at the Enhanced Games are staying safe. He shares what we can learn from t
Hantavirus outbreak and what’s in a name
An outbreak of hantavirus on the MV Hondius cruise ship has us looking at the unexpected science around the disease. First up, why is this outbreak such an unusual occurrence? Then, what's in a name? We look at how diseases are named, and why the system has sometimes been problematic. Also, the mysterious case of medicine disappearing from the quarantine tanks at an aquarium. We speak to the expe
One hundred years of Sir David Attenborough
Sir David Attenborough is arguably the world’s favourite broadcaster, and this week he’s blowing out the candles on his 100th birthday cake. Inspired by his significant birthday, we decided to uncover the biology behind centenarians. What are Sir David’s secrets?Speaking of ageing, we then find out about a little jellyfish that never gets old. Could it help us unlock immortality?Next up, climb ab
The soaring price of condoms
The blockade on the strait of Hormuz has led to an unexpected consequence – condom prices are set to increase by up to 30 percent! This has us delving into all things contraception, starting with koala hormone implants, the lengthy process of providing birth control to elephants, and a microplastics mystery.Then, we investigate the elusive male contraceptive – why is it taking so long to develop,
Chernobyl: 40 years later
On 26th April 1986, Reactor 4 at the Chernobyl nuclear power plant in Ukraine exploded, releasing vast amounts of radiation. Now, 40 years later, it remains the worst nuclear accident in history. Using the Chernobyl anniversary as a starting point, this week the Unexpected Elements team find out about the weird life thriving at the site of the nuclear reactor.
Next up, we discover how radioactiv
The ribbiting science of frogs
In 2025, Russian-born scientist Kseniia Petrova picked up some spliced frog embryos from a laboratory in France and brought them back to the USA to aid her research into ageing and cancer. She was detained by the United States Immigration and Customs Enforcement (ICE), charged with smuggling and had her visa revoked. Now though, a judge has ruled that the scientist’s visa was wrongly cancelled.Ins
Is everyone accounted for?
This month, India began the immense undertaking of surveying its population of 1.4 billion people in the world’s largest ever census. Inspired by this huge task, the Unexpected Elements team explores some population science. First, counting – or miscounting – populations. The global human population may be much larger than previously thought as research shows counts may have missed those living in
Putting science on the map
China’s ambitious underwater mapping operation takes us on a voyage into the depths of ocean and map science.We look at what a network of underwater microphones can tell us about underwater geography, noisy ships, and whale conversations, and how it took nearly 300 researchers working together to map 140 000 neurons in a fruit fly’s brain.Then, we are joined by biogeochemist and author Karen Lloyd
A bumper edition
Japanese pedestrians have been forcefully colliding with each other in a spate of butsukari otoko – or ‘bumping man’ – incidents and the Unexpected Elements team has been inspired to investigate some bumpy science.First, what does your heart desire? Well, at a cellular level, the perfect match! We hear how your heart is built by cells going speed dating. Then, we discuss how birds avoid in-flock c
In the name of science
After the end of a near 17-year legal battle between popstar Katy Perry and fashion designer Katie Perry, the Unexpected Elements team has been inspired to explore the question at the heart of the case – what's in a name? First, we hear how marmosets use their calls as a way of naming which friend they’re talking to. Then, we discover why a phenomenon known as auditory pareidolia means you can’t n
Out for blood
With this year’s Oscars on the horizon, and vampire film Sinners nominated for a record-breaking 16 awards, the Unexpected Elements team sinks their teeth into some blood-sucking science.First, we discover that Vlad the Impaler, the Romanian prince who inspired Dracula, may have not only had blood on his hands, but also in his tears. We also hear about a woman in Guadeloupe with the world’s newest
The colour of science
The Hindu festival of Holi has the Unexpected Elements team delving into the science of colour. First up, forget chicken and egg, we bring you a whole new controversy of which came first: colour or colour vision? Then, we learn how a new development in infrared contact lenses could extend our range of vision and help people with colour blindness. We’re then joined by marine biologist Roger Hanlon
A sweet treat
A dip in global cocoa prices got the Unexpected Elements team wondering about chocolate science. First, we look at how the microbial communities in cocoa beans fine tune the taste of chocolate. Also, could table sugar help us detect the missing bits of the universe? We look at how three elements in sugar were used in the hunt for dark matter. We’re then joined by Professor of Experimental Psychol
Seeing double
Identical twins on trial for murder in France have left forensic experts unable to answer the question of which one pulled the gun’s trigger. With both having the same DNA, it got the Unexpected Elements team thinking, when do identical twins cease to be identical?First, we look at how scientists have been confronting the possibility that they might soon be able to create an evil twin to life itse
Are you lucky?
K-pop fans in Taiwan have been turning to the God of love in the hope it will boost their luck in getting concert tickets. It got the Unexpected Elements team thinking, are some people just lucky? First, we look at how music resonates in the brain and why listening to it live can feel more emotional. Also, can we measure how lucky we are? We look at a possible formula, and how you can increase you
Let the games begin
The Winter Olympics has the Unexpected Elements team looking into some of the incredible science behind the sports. First up, the tale of India’s lone luge pilot: how did using old train tracks as sled runners give him a competitive edge? Then, we look at the physics behind a cheating scandal that has rocked the ski jumping world. Scientific studies tell us exactly how much difference changing a s
Are you still with us?
Are You Dead?That’s the name of an app that’s gone massively viral in China. Every two days, you click a green button to confirm you’re alive and well – but if you miss it, an emergency contact is alerted.The app is aimed towards those who live alone, so it’s got us contemplating the science of connection and loneliness. First, we take a look at the most isolated trees on Earth and how they act as
Banging the science drum
After the leaders of Japan and South Korea ended their summit with the two participating in a drumming duet, we’re marching to the beat of our own drum and exploring some rhythmic science.First, we look at nature’s drummer, the woodpecker, and why their pecking doesn’t give them a concussion. We also discuss how the rhythm of your brain waves impacts your sense of ownership over your own body.Then
Science down under
This week the Unexpected Elements team has travelled Down Under to sunny Sydney where we discover some wonderfully Australian science with the help of some wonderfully Australian panellists. First, we discuss the surprising American origins of Australia’s iconic marsupials and Marnie gets up close and personal with Pez the Tasmanian Devil. We also talk to Andy Flies from the University of Tasman
Science of the future
We take a look at some exciting science of the near future. First, the latest developments in animal-to-human organ transplants and the ambitious goals of eliminating cervical cancer around the world.We are then joined by plasma physicist Dr Fatima Ebrahimi from the Princeton Plasma Physics Laboratory, who breaks down the mysteries behind nuclear fusion energy and how ambitious scientists are tryi
An episode inspired by our listeners
We revisit our listeners’ favourite topics and dig deeper in this special programme.First, we hear from some of our insomniac listeners and explore how we fall asleep with neuroscientist Dr Ada Eban-Rothschild from the University of Michigan.Next, we return to our favourite food facts with a small surprise for one of the presenters.Then, we put our knowledge to the test with extra quizzes and exam
The gift of science
This Boxing Day and holiday season, our present to you is the science of gifts.First, we investigate the health benefits of donating blood, and find out about the predator sharing a feast of food in the Arctic.We’re then joined in the studio by physicist Dr Krishma Singal from Rice University, who unravels the soft-matter physics and brilliant engineering potential of knitting.Next, we discuss the
Why are we sad when television series end?
The end of Australian soap opera Neighbours has us wondering why a television series ending makes us sad. Also, what does science say about how to engage with screens while still protecting your vision?Also on the show, visual ecologist Daniel Hanley has created a camera to help us visualize the world animals see, and why are there green birds, green insects, but no green mammals?All that plus mor
Chicken, with a side order of science
Over the Christmas season, it is estimated that some 3.6 million families in Japan will tuck into KFC over Christmas (other fried chicken is available), which inspired the Unexpected Elements team to chew over all things chicken! First, we discover that chicken may never have become domesticated if it wasn’t for rice farming. We also ponder whether the chicken or the egg came first. Next, we find
Some bear-y interesting space science
A teddy bear launched into the upper atmosphere as part of a school science project has gone missing! Inspired by this story, the Unexpected Elements team look into how bears could help improve astronauts’ health on long-term space flights. Next, how has a US Air Force site delivered an unexpected conservation win for an endangered species?We’re then joined by Justin Gregg, a professor of animal b
The unexpected science behind Klimt's artwork
The Portrait of Elisabeth Lederer by Gustav Klimt has recently sold for $236m, making it the second-most expensive artwork ever sold at auction. Inspired by this headline, the Unexpected Elements team delve into the story of how microbiology may have influenced Klimt’s work.Speaking of microbiology, we find out that bacteria could help restore frescoes to their former glory. We also get on the lin
Some Beautiful Science
The Miss Universe pageant final has us considering the science of beauty. How much of our perception of beauty is genetic, and how much is down to personal experiences? We also look at the science behind competitions and the audience effect. Why do we sometimes perform better when we’re watched?Also on the show, Oxford professor Marcus du Sautoy explains why maths can be beautiful, and former Miss
A keg of beer-based science
A 150-year-old bottle of Arctic Ale is being uncapped, which got the team talking about all things related to yeast, beer, and opening things. First, we hear about a rare condition where the body brews its own alcohol. Next up, we find out that small amounts of alcohol make male fruit flies more attractive. We’re then joined in the studio by food historian Pen Vogler, who helps us travel back in t
A storm of science
As rescue and relief efforts in the Caribbean are ongoing after Hurricane Melissa, Unexpected Elements looks at the science of storms. We explore how AI might help us better predict the weather patterns, and whether it could act as an early warning signal to help us prepare for natural disasters, and we look at what a sinkhole off the Coast of Belize has helped reveal about 6000 years of storm his
A science heist
The daylight robbery of precious crown jewels from the Louvre museum in Paris has us stealing your attention to inspect heists and crime scenes in science.We explore how stealthy spiders use tricks and deceit to rob precious prey from one another, and we look at how seagulls and other birds have the advantage when it comes to stealing food from humans. We also learn how our immunological security
How does biometric data work?
Europe has a new entry/exit system based on biometric data. But what exactly is the science behind biometric data, how can we ensure it’s used responsibly, and can it be cracked?We also look at how some animals use dung as biometric data with Dr. Adrian Shrader, how your walk can be used to ID you from Professor Mark Nixon, and why gold has its own special measurement. All that plus many more Unex
Why are gold prices so high?
Record high gold prices have us looking at the science of inflation, why gold is leaking from volcanoes, and entomologist Katy Prudic explains why shiny gold can be a good color for camouflage.Plus the dark science going on in a gold mine, whether we can move at the speed of light, and the debate around golden rice. All that, plus more unexpected elements.Presenter: Marnie Chesterton
Producers: Al
The strongest stuff in the Universe
Egyptian strongman Ashraf Mahrous recently pulled two ships totalling 1,150 tonnes with his teeth, setting his sights on the Guinness World Record. Inspired by this story, this week we’re tackling the science of all things strong. First, we find out about new research that could keep our muscles strong as we age. Next up, we discover why graphene is so strong and how it could help improve data sto
Science inspired by Taylor Swift
The launch of Taylor Swift’s much-anticipated 12th studio album, The Life of a Showgirl, has inspired this week’s episode of Unexpected Elements.First up, we hear how a Brazilian songbird courts its mate as part of a boyband. We then find out about the microbes that dance to survive in their extreme habitat. Next up, Professor Troy Magney, a forest ecophysiologist at the University of Montana, tel
Two-hundred years of trains
This week marks 200 years since the first steam train pulled passengers over 26 miles of north-east England’s countryside, and started a revolution. Jump on board for show filled with train tales.We explore Mumbai’s lunch delivery system – train based, of course, which has the sort of error rate that delivery firms arounds the world can only dream of. We ask what it takes to run a railway on time
Pirate science ahoy!
For International Talk Like a Pirate Day on 19th September, we dig up a treasure chest full of pirate-inspired science.First up, we peer down our microscopes at a bacterium that takes its inspiration from a pirate warship. Next, we turn our attention to scurvy, the disease that plagued mariners and is now making a comeback in the modern age. We then get on the line with marine archaeologist Dr Sea
Some dam awesome science
The inauguration of Africa’s largest hydroelectric dam has us looking at how we decide when, where, and even whether to build dams.But humans aren’t the only ones building dams – Loren Taylor of the Beaver Institute joins us to talk all about nature’s hydroengineers and the wide-spread benefits beavers (and their dams!) have on ecosystems. Also on the program, how close are we to clean energy from
Punk rock science
A dinosaur with metre-long spikes has been discovered. The species, Spicomellus afer, is from the Jurassic Period and is the oldest example of a group of animals called ankylosaurs. The scientists behind the research have dubbed the new dinosaur the ‘punk rock dinosaur’, which led the Unexpected Elements team to go out searching for the science on all things punk, rock, and heavy metal.First up, w
Where do beaches come from?
It’s August, and in the northern hemisphere, many people are hitting the beach to escape the summer heat. And that inspired us to investigate bucketloads of beach-based science. First up, we find out about the forces that build and shape the seaside. Next, we discover that the waves from the Hunga Tonga-Hunga Ha’apai eruption reached the atmosphere. Speaking of waves, we’re joined by Dr Edward Hur
Mountains of overtourism
As Nepal makes 97 peaks free to climb, we look at the science of overtourism – especially on mountains. How do so many visitors affect these environments, and what can be done? Plus, are mountains carbon sources, or carbon sinks? And why do we feel the drive to summit these peaks anyway? A psychologist specialising in thrill-seeking explains. Also on the show, we take your questions, read out your
Why do we follow trends?
What's got rabbit-like ears, huge eyes, nine teeth and a demonic grin? It’s Labubu! These ugly-cute toys have gone viral online, largely thanks to social media’s trending machine. Their fame was previously limited to China and parts of Asia, but since 2024 their popularity has grown and the dolls can now be purchased in more than 30 countries round the world. This week, the global demand for Labub
Floods, mangroves and rampaging tractors
This week, floods have hit the global headlines. First up, we delve into the various reasons why floods form. After learning about the causes of floods, we discover a nature-based solution in the form of mangrove forests. Laura Michie from the Mangrove Action Project tells us why these ecosystems are important, and how they can protect coastal zones.We also find out that humans have moved so much
Traffic science
This week, a viral video of a robo-traffic-cop in Shanghai has the team contemplating the science of traffic. How do traffic jams with no discernible cause actually form? Does the weather experience traffic jams? And why do our cords also seem to get tangled in their own little cord-traffic-jams no matter how hard we try to keep them separate?Christine Yohannes from Addis Ababa, Ethiopia and Trist
Trailer: 13 Minutes Presents: The Space Shuttle
The epic space story of a sci-fi dream that changed spaceflight forever. Told by the Nasa astronauts and team who made it happen. Our multi-award-winning podcast is back, hosted by space scientist Maggie Aderin-Pocock. She tells the story of triumph and tragedy - of a dream that revolutionised modern space travel forever.You can listen to the trailer here. To hear episodes, search for 13 Minutes
The science of ageing
This week, Cameroon’s Paul Biya announced his plan to run for an 8th term as president at the grand old age of 92. So, we have elected to investigate the science of ageing.First, we ask if a 60-year-old brain is as sharp as a 20-year-old one. Then, we find out about parts of the world that boast impressively long life expectancies. Have these places found the secret to longevity, or are they not w
How dust affects the world
This week, a new report into the dangers that sand and dust storms pose to the world's health and economy has inspired us to delve in the science of dust.First, we look at the report by the World Meteorological Organisation and hear about what can be done to mitigate the dangers of dust. We also find out the surprising way in which the Sahara is keeping the Amazon rainforest well-fed, and Derek Fa
Sharks, albatrosses, the Jaws theme and fishing
Shark Awareness Day on 14th July sends us on a deep dive into marine biology.First, we learn how shark-inspired materials could help make aeroplane flights more efficient.Next, we hear about the fish that don’t flee from sharks... instead, they seek them out to help them hunt. Bob Duke, Meyerson Professor of Music and Human Learning at the University of Texas, Austin, joins us in the studio to rev
Cargo ships, chemical spills and caribou
The X-Press Pearl shipping disaster takes us on a voyage through shipping-related science. First, we learn about how pollution from the X-Press Pearl explosion impacted the foundation of the marine food web – plankton. We also hear about an innovative system that can help slash the shipping industry’s greenhouse gas emissions. And we take a short trip in a time-machine back to the Stone Age, wher
A roarsome episode
This week, Enigmacursor mollyborthwickae has been unveiled at London's Natural History Museum. This newly described herbivorous dinosaur has inspired us to take a stomp through the science of ancient animals, mass extinctions and fossils.First up, we hear about a shepherd who recently found a South African dinosaur, which has helped shed light on the period between the Triassic and Jurassic. We th
Some really cool science
This week, the Florida Panthers beat the Edmonton Oilers at ice hockey’s Stanley Cup championship, which sent us skating into ice-related science.First up, we hear about an ancient ice skate that’s been unearthed in Prerov, Czech Republic, which sends us pondering about the physics of ice-skating. We then discover why licking a flagpole on a chilly day is a bad idea, before delving into the scienc
Defuse and diffuse
World War II bombs were defused in Cologne, Germany, which has inspired us to explore the science of diffusion and defusing!First, we hear how new, artificially intelligent video generators are modelled on diffusion. We also hear about the health impacts of home aroma diffusers and candles. We’re joined by conflict-mediator Gabrielle Rifkind of the Oxford Process, to discuss the psychological stak
Gaming-inspired science
This week, get ready for a whole loot box of gaming-related stories!First up, we find out about a video game that could give people the power to battle misinformation. We also hear how scientists are putting harbour seals in front of a computer monitor to decipher how they navigate under the water. And Dr Brett Kagan from Cortical Labs joins us down the line to tell us why he taught a clump of bra
Mission unexpectedly possible
With the new Mission Impossible film playing in cinemas, the Unexpected Elements team is channelling Tom Cruise’s energy to see if scientists can push the boundaries of what is considered ‘impossible.’ First up, we fuse medieval alchemy with particle physics and explore a method to turn lead into gold. We then look at the latest research that uses artificial intelligence to help us humans communic
Story time
Much ado was made about a cancelled auction of an ultra-rare set of Shakespeare’s folios, which could have fetched millions of dollars. This headline – along with Shakespeare being one of the world’s most well-known playwrights – inspired the Unexpected Elements team to delve into the science of stories. First up, we find out why your brain loves a tale. We then discover that some people can’t see
Enduring it all
This month will see thousands of people take to streets around the world to test their feats of endurance. It’s marathon season. And this week, we’re looking at the science behind what keeps you running.
We’ll learn about the psychological preparation that goes into undertaking mammoth challenges, like marathons and expeditions, and meet a scientist from the UK Space Agency who’s endured the Ant
Ant antics
This week, a court in Kenya sentenced four men to either a year in prison or a fine of £5,800 for trying to smuggle 5,000 ants out of the country. The contraband included highly-valued ants like the giant African harvester ant, and it’s believed these ants were intended for exotic pet markets abroad. But all this talk of ant smuggling got the Unexpected Elements team feeling antsy to talk ants! We
In memoriam
On 21st April 2025, Pope Francis, the head of the Catholic Church, died. His funeral took place on 26th April, with thousands of mourners crowding into St Peter’s Square to pay their respects. Following the death of a Pope, there are centuries-old traditions and rituals that must be followed, and that got the Unexpected Elements team thinking about the science surrounding loss.
First up, we
Kenya believe it?
This week the Unexpected Elements team left our windowless BBC studio and paid a visit to the CGIAR conference in Nairobi, Kenya. In this episode, we find out about the Kenyan invention that’s pulling clean, safe water from thin air, before discovering what makes Kenyan coffee taste so great. Next, we hear about the problems with burning charcoal and the ways in which briquettes could offer a clea
An eggciting episode
This week is the Christian celebration of Easter, which sent the Unexpected Elements team scrambling for egg-related stories. First up, we find out about the rise of a vegan egg substitute. Next, we discover how to cook the perfect boiled egg, according to science. We then turn our attention to climate change, and find out how it is affecting the breeding patterns and nesting behaviour of sea turt
Navigating northward
The Aurora Borealis – also known as the Northern Lights – won’t be at their peak activity much longer, and the Unexpected Elements team dreams of going north to see them. And that has got us looking at the science of navigating our way north! We hear about how humans have been using the sky to navigate for millennia, and we learn about how relying on GPS may be impacting our memory ability. And w
Oh, Rats!
On World Rat Day, we’re getting ratty! We look at the biology behind the eternal struggle between rats and rat poison, and we hear about rat-on-rat warfare and other forms of pest control. We don’t play games when it comes to rats, but we know someone who does. Dr Michael Brecht from the Humboldt University of Berlin tells us how he played hide-and-seek with lab rats and what that tells us about
Don’t be a fool!
April 1st is notorious across the globe. Renowned for being a day of practical jokes. And it’s no different here on the BBC World Service. Mischievous elephants, the secret to fool's gold and one of the biggest scientific hoaxes in scientific history. From the Magic Circle to the Magic Lab, the psychology underpinning why we humans are so delightfully easy to trick with Professor Gustav Kuhn. And
What’s that smell?
Five years ago, people around the world were enduring COVID lockdowns as we attempted to prevent the spread of the virus. Today, many of those who caught COVID-19 are still suffering from lingering symptoms, including a loss of their sense of smell. And that got the Unexpected Elements team thinking about all things olfactory. First up, hold your noses as we investigate the two chemicals that make
The fast and the curious
It’s the month of Ramadan, when Muslims across the world fast between dawn and sunset in the belief that it will bring them closer to Allah. And this has inspired the Unexpected Elements team to turn their attention to all things fast.First, we explore the latest research around intermittent fasting.Next, we contemplate a new way to relax by harnessing the time-distorting power of black holes.We t
Silent science
Sparked by a silent album released by 1,000 musicians in protest of the UK government’s planned changes to copyright law, Unexpected Elements hits the pause button... Is there any science to silence?Fear not, this week’s show is packed full of chatter! You might think there’s only one type of silence, but supposedly exists in political science too. In fact, there are seven distinct types.If you're
Topsy turvy
Unexpected Elements has a shake up looking into the topsy turvy world of science, all thanks to an upturned campervan in Western France.Explore why scientists are suspending rhinos from cranes, brace yourself for a quirky elementary particle that is hard to get your head around and if you love getting yourself in a tizz then fasten your seatbelts to meet one of the scientists responsible for curat
Standing on the shoulders of giants
Monty the giant schnauzer won best in show at the Westminster Kennel Club Dog Show. And rather than thinking of all things canine, this week the Unexpected Elements team turn their attention to all things giant. First, we find out how a giant virus could help keep our planet cool. Next up, we discover the origins of enormous Greek characters, such as the Titans and the Cyclops.
We then find out
Let’s talk about love
Valentine’s Day is here - the one day of the year where you can be unashamedly romantic and splash out on posh dinners, flowers and chocolates for your beloved. So we dig into the science of love. First, we find out about a monogamous rodent that has a special way of forming lifelong bonds with its partner. Next, we discover how to apply maths to your love life, before delving into the technology
All by myself
French president Emmanuel Macron recently announced that Leonardo da Vinci’s famous Mona Lisa painting will be moved to her very own room at the Louvre, as part of a plan to renovate the iconic museum.And that got us thinking. Once the crowds have gone home every night, the Mona Lisa will be all by herself, with no other paintings to smile at enigmatically across the room.So this week, we are talk
Snake science
Celebrations for the Lunar New Year kicked off on 29th January, and this year is the Year of the Snake. We start things off by discussing the purpose of some mysterious serpent markings on the banks of the Orinoco River. Next, we find out about the origins of snake oil, before digging into the psychology of why we trust snake-like people. Plus, herpetologist Dr Mark O’Shea tells us all about his
Keep it clean
The Hindu festival of Kumbh Mela is currently underway in India. As part of the event, millions of pilgrims will take a cleansing dip in the confluence of the Ganges, Yamuna and the mythical Saraswati.
Inspired by this headline, we splash into a whole bathtub of stories about the science of cleaning.
We find out why it’s so important to prevent contamination of other planets and moons, and ho
Circles, circumferences and Covid
After the comic malfunctions of a self-driving car, which drove its passenger/prisoner in endless circles, Unexpected Elements rounds its attention on the humble circle.
Explore how one man calculated the circumference of the Earth 2,000 years before GPS was invented, then be spellbound by the Magic Circle and the mysterious woman who broke into it. And as we hit the five-year anniversary of the
Scientist spotlight
Team Unexpected have been digging into their mind palaces to pull on the scientific research that has stuck with them most over the past year.
We hear from Professor John Parnell, geologist at the University of Aberdeen, about the role of plankton in forming ancient mountains.
How ocean bubbles play a role in climate regulation with bubble physicist Dr Helen Czerski from University College Lon
(Re)New Year
Happy New Year! This week, the Unexpected Elements team is reflecting on 2024 and looking forward to 2025 for renewed chances to spot the northern lights while they're at their peak visibility in this current solar cycle, and we recap on cellular regeneration advancements and regulations in embryonic stem cell models. We chat to Professor Rene Oudmaijer from the Royal Observatory of Belgium who e
Festive trash talk
December is a time of celebration, family feuds, and now scientific rivalries. It's also one of the most wasteful months of the year, with festivities in full swing across the globe. No wonder the world is overflowing with rubbish—both literal and metaphorical!Unexpected Elements dives headfirst into the scientific bin to wallow in waste. Could worms be the unexpected heroes of our plastic polluti
The science of Santa
As news breaks that archaeologists have found the tomb of St Nick in Turkey, we check in on the North Pole Father Christmas, and fact-check his present giving schedule with advanced level physics and a Gant chart.Plus, prepare for stories of reindeers high... despite their apparent immunity to their favourite hallucinogenic mushroom treats. And we burrow into Santa’s iconic beard to find any micr
Totally bananas
This week, a banana sold at auction for $6.2 million dollars. Well, not quite… it’s actually a piece of conceptual art and it’s WAY more than just a banana. There’s also some duct tape.
In response to this most bananas of auctions, the Unexpected Elements team are going bananas for bananas!
We investigate the science of slipping on a banana-skin. Is it just ‘cartoon physics’ or are they actual
Going home
This week we’re looking at a political agreement that will hand back sovereignty of the Chagos Islands to Mauritius. In the 1970s, the UK removed the entire Chagossian population to make way for a US military base. The islanders have been fighting for their right to return ever since. If deal can be agreed, the islanders are hoping they will have the chance to go home. And this got us thinking abo











