A nuclear-powered icebreaker lost control and slammed into a cargo ship it had been sent to rescue. The Russian vessel, Fifty Years of Victory, was en route to assist the bulk carrier Yamal Krechet, ...

Distrust over the federal government’s ability to build a permanent repository played a critical role in committee’s decision to kill controversial ‘temporary’ storage bill.

Constellation Energy, which is developing nuclear-power supplies for AI applications, fell. GE Vernova, the maker of turbines and other utility equipment, also fell. Write to Rob Curran at ...

NASA is developing a groundbreaking spacecraft concept designed to revolutionize Mars travel. The ambitious plan involves ...

Now, in a complete turnaround, the Meta (META) chief executive has gone from potentially sparring with Musk to mimicking nearly his every move. On Friday, the Wall Street Journal reported that ...

NASA is working on a groundbreaking nuclear electric propulsion system that could dramatically speed up trips to Mars. The ...

Steep Tariffs on Mexico, Canada and China Will Take Effect Saturday Goods exported to the U.S. from Mexico and Canada will be subject to 25 percent tariffs, and those from China will be hit by a ...

A team of scientists has made the first experimental measurements of laser-induced motions of miniature lightsails in the lab.

"We are literally mapping the entire celestial sky in 102 infrared colors for the first time in humanity's history." ...