The best way to lower Earth’s temperature — fast | Daniel Zavala-Araiza

If you think democracy is broken, here's an idea: let's replace politicians with randomly selected people. Author and activist Brett Hennig presents a compelling case for sortition democracy, or rando...

5 Kesä 20189min

Public libraries have always been about more than just books -- and their mission of community support has taken on new urgency during the current opioid epidemic. After witnessing overdoses at her li...

5 Kesä 201812min

Truth comes from the collision of different ideas, and theater plays an essential role in showing us that truth, says legendary artistic director Oskar Eustis. In this powerful talk, Eustis outlines h...

4 Kesä 201813min

What if we could use the cold darkness of outer space to cool buildings on earth? In this mind-blowing talk, physicist Aaswath Raman details the technology he's developing to harness "night-sky coolin...

1 Kesä 201813min

Can a bird that symbolizes death help the living catch criminals? In this informative and accessible talk, forensic anthropologist Lauren Pharr shows us how vultures impact crime scenes -- and the ass...

31 Touko 201810min

Gardens are mirrors of our lives, says environmental artist tobacco brown, and we must cultivate them with care to harvest their full beauty. Drawing on her experience bringing natural public art inst...

31 Touko 20186min

Humans will soon have new bodies that forever blur the line between the natural and synthetic worlds, says bionics designer Hugh Herr. In an unforgettable talk, he details "NeuroEmbodied Design," a me...

30 Touko 201815min

Working out of her garage, Anushka Naiknaware designed a sensor that tracks wound healing, becoming the youngest winner (at age 13) of the Google Science Fair. Her clever invention addresses the globa...

29 Touko 20186min