Optical Society of America

A 3-D light switch for the brain

A new tool for neuroscientists delivers a thousand pinpricks of light to a chunk of gray matter smaller than a sugar cube. The new fiber-optic device, created by biologists and engineers at the Massachusetts ...

Nov 19, 2012
4.6 / 5 (8) 0 | with audio podcast

Best yet test of Lorentz invariance

The more crucial a physical law is, the more important it is to keep testing it. One of the most important laws formulated in the last century or so is Albert Einsteinэs principle of invariance, which says that there ...

Oct 25, 2010
4.9 / 5 (15) 17 | with audio podcast

Insect eyes inspire improved solar cells

(PhysOrg.com) -- The eyes of moths, which allow them to see well at night, are also covered with a water-repellent, antireflective coating that makes their eyes among the least reflective surfaces in nature ...

Jan 20, 2011
5 / 5 (5) 3 | with audio podcast

Long distance, top secret messages

When the military needs to send the key to encrypted data across the world, it can't necessarily rely on today's communication lines, where the message could be covertly intercepted. But physicists at the Georgia Institute ...

Oct 19, 2010
4.3 / 5 (4) 0 | with audio podcast