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Why Do Lithium Batteries Occasionally Explode?

Published: September 19, 2017
Running time: 3:24

Lithium-ion batteries have become a ubiquitous part of the digital revolution, but not without a serious setback. They keep spontaneously exploding, and consumers are getting worried.

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Why Do Lithium Batteries Occasionally Explode?

Published: September 19, 2017
Running time: 3:24

Lithium-ion batteries have become a ubiquitous part of the digital revolution, but not without a serious setback. They keep spontaneously exploding, and consumers are getting worried.

News, Magazines & Features / Videos

How Hot Towers Form Hurricanes

Published: August 31, 2017
Running time: 4:20

This NASA primer on hot towers shows how warm air gets lifted high above the ocean to power hurricanes and tropical storms.

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PNNL’s magnesium extrusion process

Published: August 29, 2017
Running time: 1:26

Pacific Northwest National Laboratory engineers have developed a unique method for increasing strength of magnesium extrusions. Spinning a magnesium alloy as it is pressed through a die to create tubes rods and channels is more energy efficient...

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Total Solar Eclipse from Idaho Falls

Published: August 29, 2017
Running time: 3:41

Scientists at NASA captured the Total Solar Eclipse 2017 as seen from Idaho Falls, Idaho, on August 21, complete with narration and crowd reaction.

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How a scramjet engine works

Published: August 16, 2017
Running time: 5:15

The ramjet is basically a hollow tube into which fuel is injected and ignited. Unlike regular jet engines, there are no compressor blades inside to compress the air. In a ramjet, supersonic air is slowed down to subsonic speed inside the jet...

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