
A deep dive into the science and technology that's helping to find solutions to some of the planet's greatest challenges.

Neil Cairns visits archaeologists and geneticists who traced a 20,000-year-old deer tooth pendant to a Stone Age woman.

Reya El-Salahi visits Spain's Sierra Morena to see how conservation brought the Iberian lynx back from under 100 to thriving again.

Reya El-Salahi explores how the northern lights can disrupt technology and visits EISCAT 3D, a new radar studying solar particle impacts.

Massive sargassum blooms are choking beaches, but a Scottish company plans to sink the seaweed to trap carbon and tackle climate change.