Earth would certainly be different without its rusty red neighbor. No Mars in the night sky, no target for future human exploration. Now, however, scientists say this scenario would result in much ...

Small but mighty, the red planet — our celestial neighbor — has made Earth’s climate what it is today. Mars’ gravitational pull serves as a stabilizing force for our home’s orbit, tilt and position ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Mars is racing through time ...

Earth’s climate is not only shaped by smokestacks, forests, and oceans. It is also quietly tuned by the slow choreography of the planets, with Mars acting as a distant partner that nudges our world’s ...

For years, planetary scientists have argued that some of the material that built Earth must have drifted in from beyond ...

At one time, astronomers believed the surface of Mars was crisscrossed by canal systems. This in turn gave rise to speculation that Mars was very much like Earth, capable of supporting life and home ...

Mars is known for its barren desert landscape and dry climate. But two recent studies in the journals Nature and Science go beneath the surface,... The core of Mars looks like Earth’s. What makes the ...

Analysis of Martian clay minerals suggests early Mars had sustained rainfall and potentially habitable conditions billions of years ago.

Mars is a very dry planet with very little water in its atmosphere and hardly any clouds, so you might not expect it to have ...

The theory of panspermia holds that life is spread through the cosmos via asteroids, comets, and other objects. When the ...

Scientists test autonomous robots that study rocks faster on Mars-like terrain, balancing speed with scientific precision.

For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 million miles away, but scientists and movie directors have been finding its ...