Finally, the Earth moves a little bit beyond one complete revolution, so the stick again points towards the sun for a second local noon. The sidereal day is just a little bit shorter—approximately 23 ...

Chinese spacecraft begin rendezvous and proximity operations in geostationary orbit China’s Shijian-21 and Shijian-25 are ...

Gareth Edwards takes the directing reins while original screenwriter David Koepp returns for this chapter about an extraction ...

Our planet is going to spin a little faster on July 9, July 22, and August 5, thanks to the moon’s distance from the equator.

At any given time, about two-thirds of Earth's surface is covered by clouds. Overall, they make the planet much cooler than ...

“Getting that to cross the equator, where the Coriolis force is essentially zero, is kind of impossible because it means you ...

China's Shijian-21 and Shijian-25 satellites had been moving toward each other in geosynchronous orbit, around 22,236 miles ...

When the Earth froze over, where did life shelter? MIT scientists say one refuge may have been pools of melted ice that ...

In 2018, members of a New Zealand research team visited the McMurdo ice shelf in east Antarctica, home to several such pools, ...

Imagine Earth suddenly stops spinning what happens next? From flying debris and mega-tsunamis to magnetic collapse and ...

Earth has not always been so hospitable to live.During several ice ages, the planet's surface was almost completely frozen ...