The return of So You Want to Be a Scientist?, Radio 4's amateur science award.
BBC Radio 4
Ehsan Masood on biodiversity, slippery surfaces, drugs from ladybirds and fire.
Quentin Cooper reports from the British Science Association Festival in Bradford.
Quentin Cooper on human ancestry, beautiful genomes and gold from the sky.
The first hand axe, better batteries, cloning wildcats, why we should return to the Moon.