Meet the inventor of the electronic spreadsheet | Dan Bricklin

Su Kahumbu raises badass cows -- healthy, well-fed animals whose protein is key to solving a growing crisis in Africa: childhood nutritional stunting. With iCow, a simple SMS service she developed to ...

6 Feb 20187min

How deep into the Earth can we go and still find life? Marine microbiologist Karen Lloyd introduces us to deep-subsurface microbes: tiny organisms that live buried meters deep in ocean mud and have be...

6 Feb 201813min

The internet can be an ugly place, but you won't find bullies or trolls on Stuart Duncan's Minecraft server, AutCraft. Designed for children with autism and their families, AutCraft creates a safe onl...

2 Feb 201810min

Peter Ouko spent 18 years in Kamiti Prison in Kenya, sometimes locked up in a cell with 13 other grown men for 23 and a half hours a day. In a moving talk, he tells the story of how he was freed -- an...

2 Feb 20188min

Danielle Wood leads the Space Enabled research group at the MIT Media Lab, where she works to tear down the barriers that limit the benefits of space exploration to only the few, the rich or the elite...

1 Feb 201810min

"It is the artist's job to unearth stories that people try to bury with shovels of complacency and time," says poet and freedom fighter Mwende "FreeQuency" Katwiwa. Performing her poem "The Joys of Mo...

1 Feb 20187min

Anjali Kumar went looking for God and ended up finding something else entirely. In an uplifting, funny talk about our shared humanity, she takes us on a spiritual pilgrimage to meet witches in New Yor...

31 Jan 201816min

Mike Gil spies on fish: using novel multi-camera systems and computer vision technology, the TED Fellow and his colleagues explore how coral reef fish behave, socialize and affect their ecosystems. Le...

30 Jan 20184min