How do guide dogs know where they're going? Read more
now playing
The guiding hound
How do guide dogs know where they're going?
The Evidence: When will the pandemic end?
Lessons from Omicron to end the pandemic
The weirdness of water, Part 1 of 2
‘Please explain the weirdness of water?’ asks Neil Morton in Stirling in Scotland.
The weirdness of water, Part 2 of 2
Adam Rutherford and Hannah Fry attempt to answer more questions on why water is weird
The painless heart
Why does my heart muscle not ache after exercise?
The slippery situation
'What is the most slippy thing in the world?' asks 8 year old Evelyn from London.
The venomous vendetta
Will a venomous snake die if it bites itself? asks Janni in Amsterdam.
The Evidence: Africa, the pandemic and healthcare independence
The new momentum for vaccines, medicines and tests to be made for Africa in Africa
African science, African future
Professor Tom Kariuki examines the future of science in Africa
A new space age?
Could humans be on the Moon and Mars before this decade is out?
Deep sea exploration
The wonders and mysteries of the deep ocean, and the potential threats to it.
Tooth and claw: Spotted hyena
Professor Adam Hart resurrects the spotted hyena’s reputation, from scavenger to hunter
The Evidence: Drug-resistant superbugs
The silent pandemic - drug resistant infections threaten the future of modern medicine
Tooth and Claw: Venomous snakes
Adam Hart discovers why rattlesnakes make good mothers and how deadly their venom is.
Tooth and Claw: Army ant
Adam Hart explores the villain of many a jungle horror movie - the army ant.
Tooth and Claw: Wolves
Wolves play a dark role in our imaginations but how does the real animal compare?
The Life Scientific: Shankar Balasubramanian on decoding DNA
The man who found a way to decode DNA at speed
The Life Scientific: Steve Brusatte on the fall of dinosaurs and the rise of mammals
How did mammals come to dominate our planet? Prof Steve Brusatte talks to Jim Al-Khalili
The Evidence: War trauma and mental health
The psychological suffering caused by the toxic stress of war and conflict
Wild Inside: Jungle royalty - the Jaguar
Ben Garrod and Jess French glimpse inside three animals from the big wild world.
Wild Inside: The Burmese Python
Ben Garrod and Jess French unravel the internal secrets to success of the Burmese Python
Wild Inside: The Ocean Sunfish
Ben Garrod and Jess French get under the skin of Mola mola the world's largest bony fish
The Mystery of the Teenage Brain
Dr Adam Rutherford and Dr Hannah Fry investigate everyday mysteries sent by listeners.
The weird waves of wi-fi
We use wi-fi every day, but do you know how it works?
Surprising symmetries
Two eyes, two arms, two legs - we are roughly symmetrical on the outside. Why is that?
The Shocking White Hair
The Evidence: The nature of mental health
Plant power and mental health. Is a nature-cure a cure-all?
The Turn of the Tide
Why are tide times and ranges so different around the UK, asks Lynn?
The colour conundrum
How do we see colour and why are some people colour blind?
The Life Scientific: Pete Smith
Restore peat bogs to mitigate climate change and improve bio-diversity.
The Life Scientific: Jacinta Tan
How does a person with anorexia nervosa think? Jacinta Tan sheds light on this illness