Smoke rose from a drone after it was shot down by a 50-kW laser mounted on a U.S. Army Stryker vehicle. Credit: U.S. Army High-energy lasers are having a long-overdue moment. Two incidents in late ...

Physicists at CU Boulder have demonstrated a new kind of vacuum ultraviolet laser that is 100 to 1,000 times more efficient than existing technologies of its kind. The researchers say the device could ...

The necessity of routinely combining bladder stone removal with surgical treatment for BPH remains debated. We compared the efficacy and safety of bladder stone removal with and without concomitant ...

Astronomers have discovered the brightest and most distant "megamaser" to date. The cosmic energy beam is shooting toward Earth from 8 billion light-years away and was spotted thanks to a weird ...

The headlines lately have verged on science fiction. A few weeks ago, my colleague Simon Shuster reported that the Ukrainian military had unveiled a new anti-drone laser weapon called the Sunray. On ...

The U.S. military used a laser Thursday to shoot down a “seemingly threatening” drone flying near the U.S.-Mexico border. It turned out the drone belonged to Customs and Border Protection, lawmakers ...

There are plenty of ways to remove unwanted body hair: shave, wax, epilate. But if you’re looking for a more permanent result, laser hair removal is the way to go. The only downside? In-office ...

Stone Age people 40,000 years ago used a simple form of writing comparable in complexity to the earliest stages of the world’s first writing system, cuneiform, according to a study of mysterious signs ...

Must be used consistently. Portable battery is an extra $99. Aging is hard. It’s jarring when the luscious, flowing locks of your youth start to disappear before your very eyes. But it can’t be helped ...

The Defense Department has been aggressively pursuing laser weapons and defense systems, a push that gained significant attention this week when the use of an anti-drone laser system led to the ...

Bryan Bedford wasn’t happy. Against the expressed wishes of the FAA, officials from Customs and Border Protection had used the Pentagon’s high-energy laser weapon to shoot down what it thought was a ...