High-resolution images from a laser-based tool developed at Duke University could help doctors better diagnose melanoma, the deadliest form of skin cancer, while potentially saving thousands of lives and millions of dollars ...
The latest generation of high-powered laser pointers may seem like a fun Christmas gift, but experts caution consumers to weigh the potential harm.
(AP) -- A 15-year-old boy damaged his eyes while playing with a laser pointer he'd bought over the Internet, say doctors who warn that dangerously high-powered versions are easily available online.
Green laser pointers have become a popular consumer item, delivering light that's brighter to the eye than red lasers, but stories have circulated on the Web about the potential hazards of inexpensive models. Now, a team ...
(PhysOrg.com) -- The Student Optics Chapter has built a laser graffiti system intended to spark public interest in optical sciences.
(PhysOrg.com) -- The remarkable feat of tying light in knots has been achieved by a team of physicists working at the universities of Bristol, Glasgow and Southampton, UK, reports a paper in Nature Physics this week.
The giants of the electronics industry make the big splash at the Consumer Electronics Show, as usual, with towering displays, celebrity spokespeople (Taylor Swift sang for Sony, live and in 3-D) and invitation-only soirees.
(AP) -- What do you get if you combine a smoke machine, some tubing, a laser pointer, a fan and a piece of toilet paper? Answer: a microphone unlike any other.
Men are better at seeing things in the distance due to their hunter-gatherer past chasing animals, while women are better focusing on things at close range, a British study said Thursday.