SpaceX closed a troubled but instructive chapter in its Starship rocket program Monday with a near-perfect test flight that ...

The U.S. Army's new nuclear initiative aims to deploy microreactors at military installations by 2028 to reduce dependence on ...

Focusing on building cyber warfare readiness must take priority over other matters, writes former Navy vice admiral Joe Sestak.

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of the solar system as we thought. A team of astronomers led by Julio Fernández ...

The lawsuit accused the Environmental Protection Agency of illegally revoking the money without congressional approval. By Maxine Joselow Reporting from Washington A coalition of solar energy ...

In 2017 Oumuamua became the first known object to enter our solar system from another star Its strange shape and speed defied explanation Now scientists are preparing Project Lyra a daring mission to ...

Oct. 6 (UPI) --The Environmental Protection Agency was sued Monday for terminating $7 billion in "Solar for All" grants, intended to help low-income communities install solar panels on homes. The ...

The Environmental Protection Agency was sued Wednesday over an allegedly politically motivated decision to end a program that Congress intended to help low-income and disadvantaged communities across ...

For the last decade, drivers on Interstate 15 heading through the Mojave Desert between Los Angeles and Las Vegas have passed by the massive Ivanpah Solar Electric Generating System. Located just ...

We’re about a quarter of the way through the 21st century. Summers across the global north are now defined by flash floods, droughts, heat waves, uncontainable wildfires, and intensifying named storms ...

It's probably a comet, but it might be some sort of ancient alien spacecraft or probe. What's for sure is that the mystery surrounding an object known as 3I/ATLAS is becoming both more and ...