Light & Optics

Physics in Action

Femtosecond-pulse lasers have enabled the creation of free-floating, interactive holograms!

Plasma Fairies: Femtosecond Laser Holograms
Lasers have enabled the creation of free-floating, interactive holograms!

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3D and Polarization at Home
Grab some 3D glasses for this home experiment

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People in Physics


James Roche
James Roche is part artist, part skateboarder, part physicist, and full time funny man. This physicist and APS project coordinator knows how to make any experience fun and exciting. Physics after all, can be funny.

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Physics Buzz

Blue Smoke, Red Sun
I was living in Indiana back in June when I got a surprise lesson in optics, simply by looking out my window to see the golden-orange glow of sunset bathing our lawn. That’s odd, I thought to myself, seems like the day just flew by.I checked my watch; it...

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Writer's Gallery


Death From the Skies
Philip Plait
"The Universe is trying to kill you. It's nothing personal. It's trying to kill me too" Astronomer, Phil Plait, describes how everything from asteroids to gamma ray burst would end impact the Earth.

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