SpaceX's Inspiration4 mission with four space tourists has already returned to Earth, but videos filmed by the Crew Dragon spacecraft in orb

The return trip of three Chinese astronauts launched Thursday to Earth, after a 90-day mission, in the context of the project to establish t

You might think, based on the fact that gravitation is a runaway process that just builds upon itself to a greater and greater degree

A vast global ocean may have covered early Earth during the early Archean eon, 4 to 3.2 billion years ago, a side effect of having a hotter

In new research, scientists speculate that Earth was formed by a Mars-sized rogue planet known as Theia with identifiable bits of the alien

According to the new research, Earth get the initial phosphorus it needed to make the first DNA and RNA molecules to create life may have co

Earth hasn’t always been a blue and green oasis of life in an otherwise inhospitable solar system. During our planet’s first 50 million year

A flip of Earth's magnetic poles about 42,000 years ago may have resulted in the extinction of megafauna and the end of the Neanderthals, re