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How Do We Know Plate Tectonics Is Real?

Season 5 Episode 7 | 4m 03s

Why do Africa and South America fit together? Anyone who’s ever looked at a map can see that Earth’s continents are kind of like a jigsaw puzzle. The idea that continents are constantly moving and weren’t always in their current spots is a pretty obvious idea, right? You might be surprised to learn that geologists only accepted that idea recently in the past few decades.

Aired: 03/06/17
Extras
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Can new technologies make death prediction even more accurate?
AI may help us talk to whales soon. But should we?!
The cosmic distance ladder is the world’s longest ruler, built to measure the universe.
Learn about the space junk problem and the giant space claw named ClearSpace-1 that might
On April 8, North America is getting a total solar eclipse. Here’s what you need to know.
These tiny pieces of an ancient asteroid could hold the secret to the origin of life.
What do scientists think are the best ways of reaching out to aliens?
How bad is climate change in 2023? Can we do anything about it?
A cosmic soup hadn’t existed in 13.8 billion years. Now, scientists cook it up in a lab.
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Here's why you aren't built like a lobster.
Can new technologies make death prediction even more accurate?
AI may help us talk to whales soon. But should we?!
The cosmic distance ladder is the world’s longest ruler, built to measure the universe.
Learn about the space junk problem and the giant space claw named ClearSpace-1 that might
On April 8, North America is getting a total solar eclipse. Here’s what you need to know.
These tiny pieces of an ancient asteroid could hold the secret to the origin of life.
What do scientists think are the best ways of reaching out to aliens?
How bad is climate change in 2023? Can we do anything about it?
A cosmic soup hadn’t existed in 13.8 billion years. Now, scientists cook it up in a lab.