Why can’t we walk straight?

4 minutes

Why can’t blindfolded people walk in a straight line? It’s a scientific mystery

Strange as it might seem, people are incapable of walking or swimming in a straight line when they are blindfolded. Perhaps even stranger, no one seems to quite know why. This short animated video from NPR and Radiolab’s Robert Krulwich dissects one of the more perplexing and enduring mini-mysteries of science.

Producers: Jessica Goldstein, Maggie Starbard

Animator: Benjamin Arthur

Video/Gender & Sexuality

In southern Mexico, a long-acknowledged ‘third gender’ is not masculine or feminine

9 minutes

ORIGINAL
Video/Ethics

If soldiers act with unjust aggression they are as culpable as civilian criminals

6 minutes

Video/Design & Fashion

A film that dreams of a poem that dreams of tragedy and love

4 minutes

Video/Astronomy

The plodding photon, or how the speed of light looks sluggish on a galactic scale

45 minutes

Essay/Mathematics

How to play mathematics

The world is full of mundane, meek, unconscious things embodying fiendishly complex mathematics. What can we learn from them?

Margaret Wertheim

Idea/History of Science

The missing fossils matter as much as the ones we have found

Adrian Currie & Derek Turner

Video/Evolution

A cut-throat case of evolutionary backstabbing in the Peruvian rainforest

3 minutes

Essay/Physics

This granular life

That the world is not solid but made up of tiny particles is a very ancient insight. Is it humanity’s greatest idea?

Carlo Rovelli

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Idea/Physics

Why we can stop worrying and love the particle accelerator

Joel Frohlich