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War Threatens Ukrainian Nuclear Power Plants

War Threatens Ukrainian Nuclear Power Plants

War Threatens Ukrainian Nuclear Power Plants

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7:09

Try Passing this Alzheimer's Screening Test

Try Passing this Alzheimer's Screening Test

Try Passing this Alzheimer's Screening Test

Video

2:54

How an Alzheimer’s study reached Black communities

How an Alzheimer’s study reached Black communities

How an Alzheimer’s study reached Black communities

Video

2:32

Depression Can Affect Memory—and Mirror Signs of Alzheimer's

Depression Can Affect Memory—and Mirror Signs of Alzheimer's

Depression Can Affect Memory—and Mirror Signs of Alzheimer's

Video

1:57

New Fossil May Reveal Clues to Dinosaurs' Final Days

New Fossil May Reveal Clues to Dinosaurs' Final Days

New Fossil May Reveal Clues to Dinosaurs' Final Days

Video

2:44

Inside a Fossilized Pterosaur Egg

Inside a Fossilized Pterosaur Egg

Inside a Fossilized Pterosaur Egg

Video

2:58

Watch Scientists Extract a Rare Turtle Fossil

Watch Scientists Extract a Rare Turtle Fossil

Watch Scientists Extract a Rare Turtle Fossil

Video

3:04

The Crash That Shut Down the Global Economy, Explained

The Crash That Shut Down the Global Economy, Explained

The Crash That Shut Down the Global Economy, Explained

Video

3:31

Humans May Have Lived in North America Earlier Than Thought

Humans May Have Lived in North America Earlier Than Thought

Humans May Have Lived in North America Earlier Than Thought

Video

4:16

This Device Smells Diseases by Imitating a Dog's Nose

This Device Smells Diseases by Imitating a Dog's Nose

This Device Smells Diseases by Imitating a Dog's Nose

Video

4:43

NASA Reacts to the James Webb Space Telescope Images

NASA Reacts to the James Webb Space Telescope Images

NASA Reacts to the James Webb Space Telescope Images

Video

1:55

How Scientists Created JWST's First Test Image

How Scientists Created JWST's First Test Image

How Scientists Created JWST's First Test Image

Video

4:50

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NOVA

The Evolution of Prosthetic Leg Technology

Typical amputation processes don't take into account our ability to sense the world around us. Now, a team of researchers and doctors is working to address this problem.