A weekly programme that illuminates the mysteries and challenges the controversies behind the science that's changing our world.

Twice a week, the Guardian brings you the latest science and environment news

Artificial Intelligence has suddenly gone from the fringes of science to being everywhere. So how did we get here? And where's this all heading? In this new series of Science Friction, we're finding out.

We take your questions about life, Earth and the universe to researchers hunting for answers at the frontiers of knowledge.

Come dive into one of the curiously delightful conversations overheard at National Geographic’s headquarters, as we follow explorers, photographers, and scientists to the edges of our big, weird, beautiful world. Hosted by Peter Gwin and Amy Briggs.

The news you know, the science you don’t. Unexpected Elements looks beyond everyday narratives to discover a goldmine of scientific stories and connections from around the globe. From Afronauts, to why we argue, to a deep dive on animal lifespans: see the world in a new way.

We humans could have a bright future ahead of us that lasts billions of years. But we have to survive the next 200 years first. Join Josh Clark of Stuff You Should Know for a 10-episode deep dive that explores the future of humanity and finds dangers we have never encountered before lurking just ahead. And if we humans are alone in the universe, if we don't survive intelligent life dies out with us too.

The BBC brings you all the week's science news.

An unidentified body. Who was she? Why hasn’t she been missed? A BBC World Service and NRK original podcast, investigating a mystery unsolved for almost half a century.

From June, 1962 through January, 1964, women in the city of Boston lived in fear of the infamous Strangler. Over those 19 months, he committed 13 known murders-crimes that included vicious sexual assaults and bizarre stagings of the victims' bodies. After the largest police investigation in Massachusetts history, handyman Albert DeSalvo confessed and went to prison. Despite DeSalvo's full confession and imprisonment, authorities would never put him on trial for the actual murders. And more t ...