Fresh evidence of volcanic activity on Mars is reshaping how scientists think about the planet’s potential to host life, past or present. Instead of a cold, geologically dead world, Mars increasingly ...

Volcanic activity on Mars has existed in the past. The most recent was likely 50,000 years ago. Olympus Mons, the largest volcano on Mars, hasn't shown signs of activity for 25 million years. Volcanic ...

Martian winds can have quite an impact. ESA's Mars Express has spotted them whipping up sand grains and acting as a cosmic sandblaster, carving out intriguing grooves near Mars's equator. The ridges, ...