Compression Waves & Sound

Physics in Action

Japan's new X-ray satellite was lost in an accident a month after its launch. What did we learn in that month?

Hitomi, An Ambitious Endeavor Cut Short
Japan's Hitomi X-ray Observatory was lost in an accident just a month after launch. What did we learn in that month?

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Hot Cocoa Effect

Instant Physics: The Hot Cocoa Effect
A fun and tasty home experiment for the holidays

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People in Physics


Juli Morgan
Juli Morgan is a modern-day explorer. A geophysicist at Rice University, she has sailed on nine “research cruises” on specially designed ships to distant parts of the world.

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Physics Buzz

"String Theory": Musician-Physicist Tackles Whammy Bar Dissonance
The leverlike guitar accessory known as a whammy bar is best used to bend and distort a single note—think Jimi Hendrix's famous rendition of the Star Spangled Banner from Woodstock 1969. But it doesn't sound very nice if used when playing multiple st..

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Writer's Gallery


The Manga Guide to Physics
In The Manga Guide to Physics, you'll follow alongside Megumi as she learns about the physics of everyday objects like roller skates, slingshots, braking cars, and tennis serves!

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