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13:11

Helder Guimarães

A magical search for a coincidence

228K views Feb 2015
11:48

Ben Wellington

How we found the worst place to park in New York City — using big data

193K views Feb 2015
14:41

Romina Libster

The power of herd immunity

175K views Feb 2015
18:13

Khalida Brohi

How I work to protect women from honor killings

358K views Feb 2015
17:24

Rob Knight

How our microbes make us who we are

318K views Feb 2015
13:53

James A. White Sr.

The little problem I had renting a house

366K views Feb 2015
7:04

Angelo Vermeulen

How to go to space, without having to go to space

303K views Feb 2015
5:05

Laura Boushnak

For these women, reading is a daring act

283K views Feb 2015
15:59

Nadine Burke Harris

How childhood trauma affects health across a lifetime

491K views Feb 2015
17:24

Guy Winch

Why we all need to practice emotional first aid

775K views Feb 2015
16:56

Hannah Fry

The mathematics of love

1.2M views Feb 2015
5:46

Kenneth Shinozuka

My simple invention, designed to keep my grandfather safe

620K views Feb 2015
21:42

Ricardo Semler

How to run a company with (almost) no rules

696K views Feb 2015
6:15

Jaap de Roode

How butterflies self-medicate

455K views Feb 2015
6:06

Brian Dettmer

Old books reborn as art

534K views Feb 2015
9:01

Tom Wujec

Got a wicked problem? First, tell me how you make toast

899K views Feb 2015
14:55

Ben Ambridge

10 myths about psychology, debunked

948K views Feb 2015
19:11

Bruce Aylward

Humanity vs. Ebola. How we could win a terrifying war

422K views Feb 2015
16:14

Zeynep Tufekci

Online social change: easy to organize, hard to win

492K views Feb 2015
4:38

Bassam Tariq

The beauty and diversity of Muslim life

756K views Jan 2015
18:40

Khadija Gbla

My mother’s strange definition of empowerment

443K views Jan 2015
16:01

Severine Autesserre

To solve mass violence, look to locals

370K views Jan 2015
18:57

Miguel Nicolelis

Brain-to-brain communication has arrived. How we did it

701K views Jan 2015
10:22

Morgana Bailey

The danger of hiding who you are

1.1M views Jan 2015
12:07

Joe Madiath

Better toilets, better life

584K views Jan 2015
6:06

Sarah Bergbreiter

Why I make robots the size of a grain of rice

813K views Jan 2015
16:07

Matthieu Ricard

How to let altruism be your guide

850K views Jan 2015
12:37

Cristina Domenech

Poetry that frees the soul

457K views Jan 2015
14:48

Robert Muggah

How to protect fast-growing cities from failing

588K views Jan 2015
16:02

Robert Swan

Let's save the last pristine continent

627K views Jan 2015
16:25

Navi Radjou

Creative problem-solving in the face of extreme limits

881K views Jan 2015
15:16

Tasso Azevedo

Hopeful lessons from the battle to save rainforests

568K views Jan 2015
8:40

Fredy Peccerelli

A forensic anthropologist who brings closure for the "disappeared"

440K views Jan 2015
4:37

Aziz Abu Sarah

For more tolerance, we need more ... tourism?

703K views Jan 2015
7:20

Daniele Quercia

Happy maps

1.3M views Jan 2015
5:45

Asha de Vos

Why you should care about whale poo

679K views Jan 2015