Bill Gates recently got to check out the Omniprocessor, an ingenious machine designed and built by Janicki Bioenergy, which turns human waste into water and electricity. In places without good waste treatment plants, it could be a real game-changer.

In developing countries, access to public utilities like running water and sewer systems are often not available. The lack of those resources leads to unsanitary conditions that can put people's lives at risk. Researchers at Cranfield University hope to put an end to that with the waterless Nano Mem...

In 2014, the world avoided a horrific global outbreak of Ebola, thanks to thousands of selfless health workers — plus, frankly, thanks to some very good luck. In hindsight, we know what we should have done better. So, now's the time, Bill Gates suggests, to put all our good ideas into practice, from

Four out of 10 people worldwide don't have a safe way to poop. Find out why we need a toilet revolution. We need new ideas to help reduce disease and find find new ways to turn crap into valuable stuff, like fuel, fertilizer, and fresh water.

Microsoft founder and philanthropist Bill Gates had an informative conversation with Ellen about his foundation’s efforts to help find a vaccine and therapeutics for COVID-19, the effect the pandemic is having on the economy, when we can expect to get back to “normal life,” and what gives him hope d

A young man climes to the top of the Stalin Skyscraper in Moscow near Red Gates at Sunset. He is not wearing a helmet for protection

Kevin Alloca discusses the four main resons why videos go viral.TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate ch...