Fusion startup Xcimer Energy on Wednesday flipped the switch on its Phoenix laser system, which the company says is the largest privately owned example in the world. Xcimer’s approach to fusion power ...

The Democratic Party used the somber occasion of Memorial Day to criticize President Trump with an X post that many said exploited the deaths of US service members in the Iran war — then deleted the ...

All eyes are on the megacap growth earnings tonight and tomorrow, including five of the MAG 7 stocks. Here's what you need to know from a chart point of view. A familiar bullish chart formation First, ...

The U.S.military is paving the way for the regular deployment of high-energy laser weapons on American soil for air defense amid the expanding threat of low-cost weaponized drones. The Federal ...

Sightings of drones around Fort McNair, the Army base where Defense Secretary Pete Hegseth and Secretary of State Marco Rubio live, have prompted consideration of deploying the new technology. By Kate ...

Laser weapons are such an entrenched sci-fi trope that it's easy to forget just how real this tech can be (and is). While we're not exactly close to seeing real-life "Star Wars" space battles, the U.S ...

For a while missiles looked like potential prey. They have thin skins and are packed with fuel and explosives. Merely damaging the shell of a supersonic missile can create drag, causing it to tumble ...

Chuck Norris was throwing punches as recently as his 86th birthday, 10 days before his family announced his death on Friday, March 20. He also wrote the phrase at the top of the caption to his post, ...

A new study finds that certain patterns of AI use are driving cognitive fatigue, while others can help reduce burnout. by Julie Bedard, Matthew Kropp, Megan Hsu, Olivia T. Karaman, Jason Hawes and ...

Most space missions rely on chemical rockets for propulsion. Rockets must carry fuel, which increases spacecraft mass and limits their speed and travel distance. For decades, researchers have explored ...

Researchers found that a majority of studies on coastal sea levels underestimated how high water levels are, and hundreds of millions of people are closer to peril than previously thought. By Sachi ...