Discovery

Medical sleuths in West Africa make startling discoveries that could change child health care worldwide.

Brian Cox presents a tribute to Richard Feynman, widely regarded as the most influential physicist since Einstein.

Kevin Fong examines the equation that seeks to answer one of the most profound questions in science: Are we alone in the cosmos?

Roland Pease reports on graphene, an atomically thin form of carbon that looks set to transform technology.

Vivienne Parry hears how new research into muscle wastage is turning the accepted view of "use it or lose it" on its head.