NOVA

What Caused the Dinosaurs to Go Extinct?

The asteroid released the equivalent of 10-billion nuclear bombs worth of energy when it struck Earth. The impact started a chain of events that wiped out 75% of all plants and animals at the time.

What Caused the Dinosaurs to Go Extinct?

1m 50s

  • Building Stuff: Reach It!: asset-mezzanine-16x9

    Building Stuff: Reach It!

    S51 E16 - 53m 40s

    Born to explore, we’re constantly inventing new ways to go beyond our comfort zones. From deep sea subs to next-gen space habitats, see how engineers are building the tools humans need to go where we’ve never gone before.

  • Building Stuff: Boost It!: asset-mezzanine-16x9

    Building Stuff: Boost It!

    S51 E15 - 53m 40s

    How are leading innovators supercharging our natural abilities? From slingshots that can throw rockets into space to the latest in artificial sight, see how engineers are amplifying the human body’s powers.

  • Decoding the Universe: Quantum: asset-mezzanine-16x9

    Decoding the Universe: Quantum

    S51 E14 - 53m 40s

    When we look at the world at the tiniest scales, things get very weird. Take a wild ride through the quantum world, from the discoveries that reveal its strange rules to the amazing technologies it unlocks – with more powerful possibilities to come.

WETA Passport

Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.