In This Image, Two Photons Interact. Here's Why It's Groundbreaking.

Normally, photons want nothing to do with one another. Light waves just pass through each other like ghosts. But now, for the first time ever, scientists at the University of Vienna have coaxed a strong interaction between two single photons. It's an achievement that opens up radical new possibilities for a number of… » 11/04/14 12:30pm 11/04/14 12:30pm

The Webcomic Guide to Black Body Radiation and the Colors of the Stars

Earlier this year, Jorge Cham of the webcomic PhD Comics explained the Higgs Boson by combining narration from physicists with his own artwork. In his latest video, The Fingerprint of Stars, Jon Swift, Ben Montet, and Melodie Kao of CalTech's John Johnson Exoplanets Laboratory explain why different stars appear to be… » 12/15/12 10:30am 12/15/12 10:30am

Forests, fog and light make these long-exposure photographs look like…

Here's a little five minute vacation for your brain. Check out these gorgeous images from Polish photographer Boguslaw Strempel, who rises early to catch the stunning morning scenes pictured here. Captured in the rolling mountains of Poland and the Czech Republic, jaw dropping doesn't begin to describe them. » 11/20/12 10:43am 11/20/12 10:43am