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20 Million Year-Old Spider!! Unweaving Spider Silk đź•·

Season 5 Episode 42 | 7m 14s

Living things have engineered some pretty awesome materials, but I’m not sure anything measures up to spider silk. It’s as strong, as stretchy, and as resilient than even humans’ most advanced creations like Kevlar and steel. So how do these awesome arachnids weave such an incredible substance using nothing but their rear ends?

Aired: 12/11/17
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.