What are air currents? Air currents are like rivers of wind caused by areas of high and low pressure.The air above the land is warmer and less dense, so it rises. The air over the water is cooler and heavier. The cool air rushes in...

From schizophrenia to depression we assume our psychiatric diagnoses are real. But as the mental health epidemic turns global, the categories now seem like the cause. Is it time to abandon our biological account of mental illness? Or is...

Boundaries and constraints are by definition limiting, but can they also foster creativity? Astrophysicist and author Janna Levin and author Mary Roach discuss how creative processes like science and writing can be limited by freedom,...

In which John Green teaches you about recent history. By which we mean VERY recent history. John covers the end of George W. Bush's administration presidency of Barack Obama (so far). Some people would say, "It's too soon to try to...

Caves are fascinating, but these ones are some of the most fascinating, both in and out of this world. Hosted by: Stefan Chin

Miles Jupp is joined by Mike Brearley, Mike Selvey and Vic Marks to discuss England's chances Down Under

In advance of a Guardian/University of Cambridge public forum on gender and behaviour, Simon Baron Cohen talks about male brains, autism, genes and culture

A timely symposium on Brazil to promote understanding of this nation’s vibrant culture and unique history='http://www.gresham.ac.uk/' target='_blank' rel='nofollow'>history...

For most viewers, the Aug. 21, 2017, total solar eclipse will last less than two and half minutes. But for one team of NASA-funded scientists, the eclipse will last over seven minutes. Their secret? Following the shadow of the Moon in...

In this second video of NASA's Hubble Memorable Moments series celebrating Hubble's 25 years, the team scrambles to work out an unusual solution to a problem encountered during an instrument repair. The Space Telescope Imaging...

Say you need a new weather satellite. Is it as simple as selecting options and clicking to order? Not quite. Building a vital national asset like the GOES-R spacecraft takes teams of meteorologists and engineers working together to...

Ancient Mexico was a hotbed of language mixing. Aztecs and Maya spoke completely unrelated languages, but a Mesoamerican linguistic mindmeld tied them together in surprising ways. Here's the grammar. Subscribe for