Where’s the world’s largest waterfall? Nope, it’s not Victoria Falls, as majestic as that is; neither is it Angel Falls, ...

The concept known as “Kessler Syndrome” was proposed nearly five decades ago. Experts weigh in on whether the space-based disaster scenario is already unfolding.

Discover how astronomers are using innovative methods to unravel the origins of these fascinating cosmic phenomena.

Russia's tactics in its invasion have included using its larger military to try to overwhelm Ukrainian positions, often using "meat wave" assaults. That means Russia may not slow down or stop its ...

At least one Mega Millions player has plenty of dough to ring in the New Year after drawing the winning number. After three ...

The RGM-109 Tomahawk Land Attack Missile weighs 1.2 tons, is six meters long and has a range of up to 2,400 kilometers. It reaches its target at a speed of 600-900 kilometers an hour, flying at an ...

Learn how to identify drones in the sky with expert tips on lights, noise, and movement, distinguishing them from planes and helicopters.

"But, until now, only asteroids about 1 km or larger were spotted in the main belt ... all within tens of meters in diameter -- the smallest main belt asteroids detected to date.

A23a weighs almost a trillion tons, and, as of August, spanned 1,418-square-miles (3,672 square kilometers), making it twice as big as Greater London, or just a bit larger than Rhode Island ...

Reno’s Nevada Seismological Laboratory determined Monday’s 5.8 magnitude earthquake occurring at 3:08 p.m. local time occurred on an unnamed fault between Yerington and Silver Springs in Lyon County.