Coherent, one of the oldest laser companies, is celebrating its 40th birthday this year. (The name comes from the character of laser light, which is said to be coherent, or synchronized.) While the ...

For years, many people with deeper skin tones were told that laser hair removal was unsafe or less effective for them. Advances in laser technology and treatment protocols have expanded safer ...

An advance from Monash University could pave the way for faster, smaller, and more energy-efficient lasers and other light-based technologies. Engineers have developed a new type of perovskite ...

Add Yahoo as a preferred source to see more of our stories on Google. Ahead, everything you need to know about lasers for acne scars straight from the experts, including how they work, what to expect ...

Quintessent raises $40 million and starts testing a new chip laser for AI datacenters that uses less power and avoids a major ...

To make a femtosecond laser using a glass substrate, the scientists start with a sheet of glass. "We want to make stable lasers, so we use glass because it has a lower thermal expansion than ...

Optical interconnect startup Quintessent Inc. today announced that it has raised $40 million in funding to ramp up production ...

There has been huge progress on laser pushed sails. Laser pushed sails appear to be a path to sending probes up to 20% of the speed of light when we can make 1 gram sails that are one to two meters on ...

A miniature violet laser beam focuses on a cell, which opens the membrane and enables genes to enter. A new technique that uses laser light to send genes to cells shows promise for making gene therapy ...