Category - Videos

There’s an invisible health threat right under our feet, says investigative journalist Yvette Cabrera. She digs into the pervasive problem of...

As a self-proclaimed radical street librarian, Storybook Maze makes books appear where they’re scarce. Through initiatives like free, public book...

How will AI improve our lives in the years to come? From its inception six decades ago to its recent exponential growth, futurist Ray Kurzweil...

Would you swallow a micro-robot? In a gutsy demo, physician Vivek Kumbhari navigates Pillbot, a wireless, disposable robot swallowed onstage by...

Agriculture fundamentally changed the way humans live — but at a cost, using up huge tracts of land and wreaking havoc on the environment, even as...

Singer-songwriter Niaz Nawab performs three songs, weaving stanzas from Persian poetry and philosophy into the latter two. If you love watching TED...

The way we raise animals is destructive to humans, animals and the environment, says cardiologist and entrepreneur Uma Valeti. He presents a solution...