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Restoring Notre Dame's Iconic Stained Glass

Restoring Notre Dame's Iconic Stained Glass

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3:00
Saving Notre Dame’s Iconic Stone Vaulting

Saving Notre Dame’s Iconic Stone Vaulting

Video
2:53
How Computer Algorithms Make Predictions

How Computer Algorithms Make Predictions

Video
2:30
Watch the DART Spacecraft Smash into an Asteroid

Watch the DART Spacecraft Smash into an Asteroid

Video
0:51
How Storm Surges Work—and Why They’re So Deadly

How Storm Surges Work—and Why They’re So Deadly

Video
4:49
How Scientists Developed a Drug to Prevent HIV

How Scientists Developed a Drug to Prevent HIV

Video
3:05
How Police Use Algorithms to Predict Crime

How Police Use Algorithms to Predict Crime

Video
5:25
Psychedelics as Medicine: The History of Peyote

Psychedelics as Medicine: The History of Peyote

Video
4:02
How Psychedelics Change the Brain

How Psychedelics Change the Brain

Video
4:11
Why NASA is Going Back to the Moon

Why NASA is Going Back to the Moon

Video
4:53
Cats Might Be One of the Most Invasive Species

Cats Might Be One of the Most Invasive Species

Video
2:12
Divers Hunt Venomous Fish Invading Our Oceans

Divers Hunt Venomous Fish Invading Our Oceans

Video
3:00
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NOVA

Sharks Are Showing Up Earlier—and Staying Longer

Tiger sharks are being spotted off the coast of the New England earlier than usual, and they’re hanging around for longer. What's going on? And are they here to stay.