The bold question-askers at What If explore what would happen if Earth collided with another planet. Russia issues Afghanistan warning after Trump says US wants Bagram Air Base ...

The moon's influence is huge, both for human civilization and life as a whole. Its destruction would have catastrophic ...

Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from ...

Before becoming the only planet in our solar system teeming with life, Earth was a desolate, stony globe — dry as dust and ...

A new study used mathematical formulas and demonstrated that it’s highly unlikely life began on Earth. Instead, the ...

Simulations indicate that objects currently undetectable due to their position may collide with the planet within a few thousand years. Observation will only be possible with specific space missions.