New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one — liquid ...

Algae grown under Mars-like conditions could make bioplastic building materials for structures to harbor life in space.

The origin of life is one of the most fundamental and enduring questions of mankind and one of the three greatest Origin ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts ...

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...