700 million people still live without electricity. Here’s how to fix that | Jacqueline Novogratz

From floppy disks to thumb drives, every method of storing data eventually becomes obsolete. What if we could find a way to store all the world's data forever? Bioinformatician Dina Zielinski shares t...

6 Mars 201912min

CésarHidalgo has a radical suggestion for fixing our broken political system: automate it! In this provocative talk, he outlines a bold idea to bypass politicians by empowering citizens to create pers...

5 Mars 201913min

Majd Mashharawi was walking through her war-torn neighborhood in Gaza when an idea flashed in her mind: What if she could take the rubble and transform it into building materials? See how she designed...

4 Mars 201910min

In 2013, a treasure trove of unusual fossils were uncovered in a cave in South Africa, and researchers soon realized: these were the remains of a new species of ancient humans. PaleoanthropologistJuli...

1 Mars 201911min

Farida Nabourema has dedicated her life to fighting the military regime in Togo, Africa's oldest autocracy. She's learned two truths along the way: no country is destined to be oppressed -- and no cou...

28 Feb 201911min

The transistors that power the phone in your pocket are unimaginably small: you can fit more than 3,000 of them across the width of a human hair. But to keep up with innovations in fields like facial ...

27 Feb 201912min

Lindy Lou Isonhood grew up in a town where the death penalty was a fact of life, part of the unspoken culture. But after she served as a juror in a capital murder trial -- and voted "yes" to sentencin...

26 Feb 201915min

What is a border? It's a line on a map, a place where cultures mix and merge in beautiful, sometimes violent and occasionally ridiculous ways. And a border wall? An overly simplistic response to that ...

25 Feb 201911min