About 4 billion years ago, Earth began to show signs of the conditions that allowed the first cells to take hold and populate ...

New research suggests “microlightning” exchanges among water droplets in Earth’s early atmosphere may have sparked the ...

New research led by a York University professor sheds light on the earliest days of Earth's formation and potentially calls ...

Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished together by gravity. That same cloud gave rise to our entire solar system, including our star, the sun.

These chimney-like vents form where seawater comes into contact with magma ... Gold also bonds more often with metal, so most of it ends up in the Earth’s core. So, how did the small amounts found at ...

Where Did Earth's Water Come From ... the likely far-flung origin of Earth's volatile chemicals, some of which form the building blocks of ... Asteroid Findings from Specks of Space Dust Could ...

The total angular momentum of Earth's spin, the moon's spin and the moon's orbit is very large — far higher than for any other terrestrial planet. So how did we get so much momentum? Plus ...

Around 700 million years ago, Earth was a frozen ... Dalradian Supergroup located in present-day Scotland and Ireland. Formed about 800 million years ago on the eastern shore of a past continent ...