Why pasta comes in all shapes and sizes | Small Thing Big Idea, a TED series

Small rockets are the next space revolution | Peter Beck

In the war for information, will quantum computers defeat cryptographers? | Craig Costello

Hope and justice for women who've survived ISIS | Rabiaa El Garani

A musical that examines black identity in the 1901 World's Fair | Amma Y. Ghartey-Tagoe Kootin

What obligation do social media platforms have to the greater good? | Eli Pariser

Our immigration conversation is broken -- here's how to have a better one | Paul A. Kramer

Urban architecture inspired by mountains, clouds and volcanoes | Ma Yansong

What happens to people in solitary confinement | Laura Rovner

The business case for working with your toughest critics | Bob Langert

The next software revolution: programming biological cells | Sara-Jane Dunn

What vaccinating vampire bats can teach us about pandemics | Daniel Streicker

How changing your story can change your life | Lori Gottlieb

What productive conflict can offer a workplace | Jess Kutch

Lessons from fungi on markets and economics | Toby Kiers