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3:27
Custom-built lungs, livers, kidneys and hearts could someday save thousands of lives.
4:12
Science's most important number has its origins in a British experiment involving tea.
4:14
Churchill launches the largest military evacuation in military history.
0:52
Pilot André Borschberg reflects on his experience achieving what seemed impossible.
2:14
The flu vaccine changes from year to year and its efficacy varies. Here’s why.
3:17
Here's how a blockchain tracks and theoretically secures the movement of digital currency.
3:44
From necking giraffes to monogamous parasites, creatures couple up in unexpected ways.
7:37
"What The Physics?!" host, Greg Kestin, answers questions from you, our viewers.
2:16
April Fool's! We weigh in on the serious science behind... whoopee cushions.
3:56
Do black holes delete information forever? Or could information somehow escape them?
