Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

The earth (and humanity) would be very different without our smaller red neighbor. In A Nutshell Computer simulations show ...

Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more ...

Researchers worked out the ocean's size by finding how high the water level got in the Solar System’s largest canyon system.

Because the ice is thin and temporary, it would leave little evidence behind, which could explain why rovers have not found ...

Experts say the Great Lakes can be more dangerous than the open ocean due to their volatile nature. Waves on the Great Lakes are steeper and closer together, causing choppy conditions and a rougher ...

Billions of years ago, water moved across the surface of Mars, altering its landscape. While most scientists agree that ancient rivers carved channels into the Martian terrain, it remains unclear ...

FAYETTEVILLE, Ark. — Researchers at the University of Arkansas have recently discovered geological formations on Mars that suggest the past presence of large rivers that once flowed into an ocean.

Billions of years ago, water flowed across Mars. Most scientists agree the red planet had rivers. But did those rivers flow into an ocean? New research from the University of Arkansas found strong ...