Throw a green beam and leave your hands free to adjust your workpiece.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." As far as we're concerned, beauty is just as much of an inside job than it is an outside job. Sure, a ...

I’ve got some bad news for you: Our eyes are not always reliable sources of information. If you’ve ever stepped back from a completed project and wondered why it doesn’t look right, it’s probably ...

An ultrastable laser could enable extremely precise timing and navigation on the moon, and the cold, dark craters near the ...

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...