Where did our climate last have this much carbon dioxide?
Is Carbon Dioxide Higher Than Ever?
Can We Worm Our Way Into Better Health?
Could parasites help give our immune systems a boost and help us fight disease?
Is There Proof of Life After Death?
Many people believe in an afterlife. Does science have any proof it exists?
How Can We Fight Unwanted Noise?
Can science and engineering tackle annoying, ear-damaging sounds?
How Did Life Get onto Land?
It was one of the most unlikely events in history. But how did fish become land animals?
How Can I Remember More?
Does your memory sometimes fail you?
Why are There Morning People and Night People?
What makes some of us early birds and others night owls?
Does Technology Change How we Fall in Love?
Are computer algorithms the best way to help people make permanent romantic connections?
Can We Revive Extinct Species Like the Dodo?
Dodos are an icon of extinction, but could we bring them back?
From Oldest to Strongest Living Thing
We revisit the oldest organism on Earth and meet the strongest
What is dust?
Most people think it’s just dead skin. But what’s really hiding in your dust?
Rudolph castrated: what you didn’t hear this year
Reindeer castration, plants get chatty and more quirky science revealed.
Could our faces replace passports as ID?
Facial recognition could transform personal security but how easily can it be fooled?
Why Does My Dog Love Me?
Dogs are our best friends. But why do they fit so seamlessly into human life?
When Does Speech Become Music?
How do our brains tell the difference between music and speech?
Are Crunchy Caterpillars the Food of the Future?
Meet the entrepreneurs turning bugs into food and get top tips on how to cook them
How Far Can I See?
Is it possible to see 15 quintillion miles away?
Must Life be Carbon-Based?
Must Carbon be the building block of life in the universe?
Why Does Dark Matter, Matter?
Scientists have been hunting for it for decades, but will finding it change our lives?
How Does the Moon Affect Life on Earth?
We investigate the moon's effects on life on earth from early births to interrupted sleep
Do Animals Have Accents?
Can animals of the same species from different places communicate with each other?
Could Bees Take Over From Sniffer Dogs?
How can we humans use other animals’ senses for our benefit?
Is Nuclear Fusion Coming Anytime Soon?
After all the money spent, are we really anywhere close to limitless clean energy?
Why Do We Follow the Crowd?
Discover the secrets of your inner sheep and whether the crowd is as wise as they say
Does Anything Stand Still?
Our hunt for perfect stillness takes us back to the early days of science and into space
Is The Future of Food a Pill?
Can we produce artificial food sources providing all nutrients for healthy human life?
Can We Find a Cure for Dementia?
We speak to scientists searching for a cure for dementia
Why Do Insects Fly Towards Lights?
What does the Higgs boson do for the Universe? Why do insects fly into lights?
Are Screens Bad For My Child’s Eyes?
Are screens bad for my child’s eyes? Marnie Chesterton presents
Can Sucking CO2 Out of the Air Solve Climate Change?
What are our options for removing carbon dioxide from the air?
Why Don’t We All Like The Same Food?
How does biology and culture shape what’s delicious and disgusting?
Why Do Humans Dance?
What role does dance play in human life and evolution? We head to Cuba to find out
How is Your Brain Better Than a Computer?
How computers can be faster, but brains are still better
Is Fasting Healthy?
Marnie Chesterton investigates the science behind low-calorie and time-restricted eating
How Green Are Electric Vehicles?
The future is electric but are zero emission vehicles as clean as the manufacturers claim?
Is Hypnosis a Real Thing?
Can science explain what’s going on when someone is hypnotised?
What Shapes Our Musical Taste?
Why does one person’s heavenly music sound like boring noise to another?
Will We Run Out of Groundwater?
Will we run out of groundwater and what will happen if we do?
Do Plants Talk about Sex?
Plants do communicate, but what are they talking about? Sex seems a likely answer
Where Do All Our Vegetables Come From?
Have you ever seen a Brussels sprout growing in the wild? Neither has listener Pogo.
Why do Humans have Different Coloured Skin?
Anand Jagatia looks at the science behind why we have different skin colours
How Do Magnets Work?
What’s going on in a magnetic field?
Why Does History Repeat Itself?
Why do we often ignore our parents’ advice?
How Do You Stop a Hedgehog Invasion?
Getting rid of an invader that people think is cute poses all sorts of prickly problems…
Can We Trap Light in a Box?
What is light and can we trap it in a box? Marnie Chesterton investigates.
Could Humans Live in Underwater Cities?
Could oceanic cities become a reality and how might they be built?
Is There Life on Mars?
Could Mars be a planet where life existed? Marnie Chesterton explains
Why Do Some Animals Change Sex?
In the animal kingdom, switching sex is more common than you might think
Why Do Drivers Zone Out?
How can your brain handle driving at 70mph while your mind is busy wandering?
Is Vaping Bad for your Health?
E-cigarettes are becoming increasingly popular but just how safe are they?
What’s The Point of Laughter?
All of us laugh, and it may seem obvious why we do, but what does the science say?
Does Asking Questions Improve Your Memory?
Crowd Science reaches its 100th episode
Can We Prevent Hurricanes?
Hurricanes – could science hold any solutions to these devastating events?
What Makes Us Superstitious?
How rational people can hold irrational beliefs and why ‘luck’ may be a state of mind
What are the Limits of Human Endurance?
CrowdScience joins a 246km running race in search of the secrets of human endurance
Could Bionic Eyes Help Me See Again?
CrowdScience takes a look at life with artificial vision
How Do We Deal with Nuclear Waste?
CrowdScience travels deep underground to visit one final resting place for nuclear waste.
Can We Make an Artificial Womb?
Exploring what we would need to make a baby outside the body
Which Language is Most Efficient?
Marnie Chesterton attempts to apply science and evidence to the art of speech
Do You Smell What I Smell?
Anand Jagatia sets out to discover why we can’t all agree when we follow our noses
Is Soil The Secret to Slowing Climate Change?
CrowdScience goes digging to find out how soil could help keep CO2 out of the air
Why do Women Live Longer than Men?
Marnie Chesterton examines how men and women age differently
Is There a Logic to Romantic Love?
Can science explain why romantic rejection hurts?
How Much Energy Can I Burn by Thinking?
Could we lose weight just by exercising our brain?
What is the Future of Space Travel?
Crowdscience goes interstellar to examine the future of space travel
How Bird-Like Were Dinosaurs?
Birds are dinosaurs, but did their extinct relatives move, look, or sing like they do?
Can Volcanoes Power the World?
Eruptions cause chaos and destruction, but could they also be an energy source?
Why Can’t I Remember My Accident?
CrowdScience goes hunting for lost memories
Why Do We Bury Our Dead?
The practice of burial stretches back deep into prehistory, but how did it evolve?
Is Recycling All Our Waste at Home Possible?
Could we recycle all of our unwanted household materials ourselves?
Could a ‘zombie’ virus kill us all?
Might ancient ice from the Antarctic depths contain deadly viruses?
Where was the last place humans made home?
Our species started in Africa, but what was the last habitable landmass we reached?
Does brain size matter?
Why have a big brain if a small one would do?
What do clouds feel like?
We turn our gaze skywards to tackle three questions about what’s going on above us
Why am I shy?
Is shyness written in our genes, or more to do with our upbringing?
When will an African visit Mars?
We head to South Africa’s biggest science festival for a debate before a live audience
Roland Pease investigates the growing fire hazard in California
With Sue Kinnear and Tim Weeks
Meeting a John Lennon impersonator who showcases his work on YouTube.
A foodie programme!
Jack looks set to get stomachs rumbling with this evening's show!
Game On - Gold masks and Green Poison
Games BAFTAs nominations discussed and The Division 2 goes under the tongue depresser.
Facial recognition technology to read pigs' emotions, red deer cull, Forestry Commission's writer in residence, and more
Scientists are developing technology to tell farmers how pigs are feeling.