Use These Interlocking Wooden Ninja Stars As Coasters, Trivets, Or Weapons

NASA Wants to Bring Welding Back to Space After 50 Years—This Time With Lasers

Instead of relying on fasteners to keep structures together in space, astronauts may need to use lasers to weld on the lunar surface.

The World’s Most Powerful X-Ray Laser Is Getting a Huge Upgrade

LCLS-II-HE is the second upgrade in as many years for a laser beam in Menlo Park, California, that reveals some of nature's most microscopic mysteries in sharp detail.

YouTuber Builds the World’s Most Powerful Handheld Laser Pointer and It Can Instantly Melt Glass

MIT Engineers Create Laser Ultrasounds That Can Look Inside Your Body Without You Even Feeling It

YouTuber Buys a Laser on eBay That’s So Terrifyingly Powerful, It Instantly Fries His Camera

Watch Wild Fish Chase a Laser Pointer