The origins of life on our planet remains one of science’s great mysteries. Now, a NASA mission that brought a piece of an ...

If Earth's first continents formed by subduction, that meant that continents started moving between 3.6 to 4 billion years ago—as little as 500 million years into the planet's existence.

After those samples arrived on Sept. 24, 2023, we got to dive into a tale of rock, ice and water that hints at how life could have formed on Earth. To learn about an asteroid – a rocky or ...

Water, one of the essential ingredients for life on Earth, did not appear on the planet until after the moon-forming event, a new study claims ...