How Richard Thompson alerted the world to the micro-plastics in the ocean.
Plastic pollution with Richard Thompson
Ewine van Dishoeck on cosmic chemistry
Astrochemist Ewine van Dishoeck tells Jim Al-Khalili about the space between the stars.
DNA detective Turi King
How geneticist Turi King identified the 500 yr old skeleton of Richard III.
Katherine Joy on moon rock
Lunar geologist Katherine Joy tells Jim Al-Khalili why we need to go back to the moon.
Robin Dunbar on why we have friends
Why do we have friends? Robin Dunbar tells Jim Al-Khalili.
Tim Weeks explores the weird and wonderful world of Wiltshire online.
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.