Scientists race to save a set of 95-million-year-old footprints
Tracks across time
Chemists' Dirty Secrets
From the Crimean War to the end of World War Two
Andrea Sella looks at the role chemists have played in the development of weapons
From the Cold War to the present day
The role chemists have played in the development of chemical weapons
ShakeAlertLA - California’s earthquake early warning system
The mobile app that will warn southern Californians if an earthquake is heading their way
Roland Pease investigates the growing fire hazard in California
Unbottling the past
The discovery and recreation of an iconic perfume formula for Soir de Paris
A sense of time
Does a second feel the same for a fly, a bird, or a swordfish, as it does for me?
The Curious Cases of Rutherford and Fry
How do instruments make music?
1/6 Why do different musical instruments sound unique?
Why people have different pain thresholds
2/6 Plus, how fast can a human run?
Will we ever find alien life?
3/6 Where are we looking for alien life and what are the chances of finding it?
Why do we get déjà vu?
4/6 Plus is anything really random?
Does infinity exist?
Rutherford and Fry embark on a never-ending quest for infinite knowledge
Why do birds sing?
6/6 And why does the human voice change as we age?
Vaccination: The Global Picture
Global attitudes towards vaccines
From New York to Madagascar: attitudes to vaccines around the world
Can psychology boost vaccination rates?
Is compulsory vaccination necessary or can gentle persuasion boost immunisation rates?
The Life Scientific
Donna Strickland and extremely powerful lasers
Donna Strickland on inventing extremely powerful lasers and winning a Nobel Prize
Ken Gabriel on why your smartphone is smart
Ken Gabriel on inventing micro devices found in smartphones
Corinne Le Quéré on carbon and climate
Corinne Le Quéré on carbon and the global climate
Carlo Rovelli on rethinking the nature of time
Theoretical physicist Carlo Rovelli on why time is not what it seems
Cat Hobaiter on communication in apes
Jim al-Khalili talks chimp gestures with Dr Cat Hobaiter
Paul Davies on the origin of life and the evolution of cancer
Paul Davies talks to Jim al-Khalili about the origin of life and the search for aliens.
Irene Tracey on pain in the brain
Irene Tracey tells Jim Al-Khalili how imaging the brain reveals how and why we feel pain.
What Next for the Moon?
The Moon rush is back. And everyone is a player. Roland Pease looks at the new space race
A look at rock pools and how you can find out more about fossils and other finds.
Adam Rosser brings you this weeks episode of Game On.
23.07.19 No-deal Brexit barley and sheep; TB testing.
How could no-deal Brexit affect barley growers and sheep farmers? Vets and lay TB testers.
Sioe Llanelwedd - Diwrnod 1
Diwrnod cynta'r Sioe Amaethyddol yn Llanelwedd.
Robin Dunbar on why we have friends
Why do we have friends? Robin Dunbar tells Jim Al-Khalili.