Mats Steen, a Norwegian gamer, died of a degenerative muscular disease at the age of 25. His parents mourned what they thought had been a lonely and isolated life, when they started receiving messages from online friends around the world.

Mats Steen, a Norwegian gamer, died of a degenerative muscular disease at the age of 25. His parents mourned what they thought had been a lonely and isolated life, when they started receiving messages from online friends around the world.
FRONTLINE and ProPublica investigate how an online network known as Terrorgram spread extremism and violence.
See how our understanding of nature and the universe has been transformed since the 1970s.
For nearly 50 years, chemical engineer and inventor Mária Telkes applied her prodigious intellect to harnessing the power of the sun.
Explores three individual whistleblowers and activists Christo Grozev, Vladimir Kara-Murza, and an unnamed scientist, who face grave consequences for their efforts exposing Vladimir Putin’s regime.
Dr Chris van Tulleken investigates a mysterious virus that could cause the next pandemic, one scientists think will be deadlier than Covid-19. This is a global hunt to uncover ‘Disease X’.
Long before the iPhone, another inventive device allowed everyone to instantly chronicle their lives — the Polaroid camera. The product, and the company’s unique culture, would launch not only instant photography mania but also become the model for today’s Silicon Valley tech culture.
After decades in the shadows, UFOs are being studied seriously. Are they weather balloons, optical illusions, secret military technology? Or something else?
Top brain surgeon Henry Marsh is facing his own life-threatening diagnosis. He reveals the huge risks and emotional impact of a job filled with difficult life-and-death decisions.
Sally Ride became the first American woman to blast off into space, but beneath her unflappable composure, she carried a secret.
Follows an international team of archaeologists and researchers as they explore the extraordinary groups of megastructures that stretch across the Arabian desert.
The film tells the true story of eight Rhode Islanders who built and lived in a secret apartment inside a local mall from 2003 to 2007.