SAN FRANCISCO – A 4.1-mile-long laser beam Rainbow flag with bright colors shined across San Francisco this weekend, symbolizing inclusivity and human rights throughout the city. The 49-foot width ...

SEATTLE — An art installation featuring 30 laser beams in primary colors will shine from the top of the Space Needle Friday night. The show, called GuideStar, draws inspiration from astronomical guide ...

Laser plasma acceleration is a potentially disruptive technology: It could be used to build far more compact accelerators and open up new use cases in fundamental research, industry and health.

A single green laser, a glass bead smaller than a bacterium and a lab in Austria are helping you see lightning in a new way.

Tubular laser beams can create what amount to fiber-optic cables made of thin air, researchers report in a study to appear in Physical Review X. Laser-heated air can efficiently transmit light signals ...

A pioneering method has emerged for manipulating laser beams using sound waves alone. These days, powerful laser beams are essential in scientific research, from particle accelerators to nuclear ...

The Iron Beam is the most advanced, operational laser in the world, though England, the US, and others have relatively advanced lasers. In a historic breakthrough, the IDF on Wednesday announced that ...

Physicists have built a tractor beam out of lasers that can both repel and attract objects across distances 100 times farther than previously possible. Michelle Starr is CNET's science editor, and she ...

Lightning rods have been used to guide lightning strikes for centuries, but now scientists have demonstrated something a bit more advanced than a humble metal stick. Beaming a high-powered laser into ...

The system, which has been in development since 2014, will 'fundamentally change' rules of engagement, Defense Ministry ...

The first operational high-power laser beam will be deployed this year, providing a cost-effective and rapid solution for ...

Dr. Evil had one simple request to properly arm his lair – he wanted “sharks with frickin’ laser beams attached to their heads.” While his right-hand man Number Two couldn’t deliver on this rather ...