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NOVA

PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys since its 1974 debut.

Touching the Asteroid

Spacecraft OSIRIS-REx attempts to grab a piece of an asteroid to bring it back to Earth.
Nature's Fear Factor

Nature's Fear Factor

Can bringing predators—and fear—back into an ecosystem help restore its natural balance?

A to Z: How Writing Changed the World

A to Z: How Writing Changed the World

The creation of printing, the first information technology, drove empires and revolutions.

A to Z: The First Alphabet

WETA PassportA to Z: The First Alphabet

The birth of writing and the first alphabet were among the world’s most vital inventions.

Secret Mind of Slime

WETA PassportSecret Mind of Slime

Meet slime molds: the brainless blobs that can learn, make decisions, and navigate mazes.

Human Nature

WETA PassportHuman Nature

We can now edit the human genome with a tool called CRISPR. But how far should we go?

CRISPR Gene-Editing Reality Check

CRISPR Gene-Editing Reality Check

CRISPR gene-editing technology is advancing quickly. What can it do now—and in the future?