Scientists Suggest That Mars Was Warm and Held Water Billions of Years Ago, Much More Like Earth in the Past Researchers have ...

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

NASA researchers have identified geological structures on Mars that are unlike anything found on Earth. From spider-like ...

Scientists may have figured out how Mars hung onto its surface liquid water in its ancient history via alternating periods of ...

What can sand dunes on Earth and Mars teach us about the latter’s wind behavior and atmosphere? This is what a recently ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them can help us determine if there was ever enough water on Mars to sustain ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

Mars' Missing Atmosphere Could Be Hiding in Plain Sight ... Rocks from Mars' Jezero Crater, Which Likely Predate Life on Earth, Contain Signs of Water Aug. 14, 2024 — Scientists report that ...

Mars haunts us as a vision of a planet gone wrong. It was once warm and wet, with rivers flowing across its surface and ...