Space & The Universe
Physics in Action
Infrared Light
What do night vision goggles, land mine detectors, and studies of the universe have in common? In some way, all of them are connected to a small range of light sandwiched between visible light and microwaves on the electromagnetic spectrum—infrared light.
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People in Physics
Peter Sorokin
Peter Sorokin invented the world's second and third lasers and pioneered the ability to build lasers in all colors of the rainbow. And if that wasn't enough for one man, he is using laser physics to explain the light from distant stars. Read More »
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Writer's Gallery
The Fifth Posulate
Many mathematicians since the time of Euclid attempted to solve a seemingly simple problem about parallel lines without success. Yet the success of their failures would reveal a whole new geometry and description of space and time. Continue »
Physics Buzz Blog
Eye candy: Perseids, parks and going ultra deep
Not sure how to spend your evening? Don't have a favorite Wednesday night television show? Then follow this simple recipe:1. Find blanket.2. Go outside.3. Place blanket on ground.4. Lie down on blanket.5. Look at sky.6. Repeat step 5.Include bug spray, friends, and telescopes to taste.Although the show started last night, tonight you can catch the grand finale of the biggest heavenly event of the summer: the Perseid meteor shower. As earth travels in the Swift-Tuttle comet's dusty wake, the nigh.. Read more »
