About 4. 6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity.

Antarctic sea ice changes affect clouds and oceans, making global warming stronger than earlier climate models predicted.

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

Earth has breached a critical boundary for ocean acidification, with potentially grim effects for ocean ecosystems and human ...

The asteroid belt may seem permanent, but it is far from static. Its slow decline reveals a more violent past when more ...

Japanese scientists successfully eliminated cancer tumors using live bacteria, a new therapy that acts independently of the ...

The bottom line is that the fact that fire is so tightly bound to Earth is a reminder of how special our planet is. Every ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

The bold question-askers at What If examine what life would be like if Earth were the only planet in the solar system.

According to NASA, today (3 October) is actually the day when it's going to come 'closest' to Mars, though closest in this case is still 18.6 million miles, which is a really long way.

A comet from another star system is swinging by Mars as a fleet of spacecraft trains its sights on the interstellar visitor ...

Discover space-age technology for growing fresh food and get hands-on as you investigate how hydroponics systems can combat ...