I've read that the planned crewed Mars missions will take six months or two years to arrive. Which is it? Could a longer trip ...

Mars's water disappeared somewhere, but scientists have been disagreeing for years about where exactly it went.

A northern summer dust storm on Mars boosted high-altitude water escape, suggesting short-lived events may play a bigger role ...

A new study has revealed that the iconic Black Beauty meteorite contains much more hidden water than previously suspected.

On Earth, knowing the time feels simple. Your phone pings the same second as a GPS satellite and an atomic clock in a lab. Everything is wired together so well that you rarely think about the ...

From shrinking bodies and weakened immune systems to dangerous childbirth complications, life on the Red Planet could fundamentally alter what it means to be human, according to Rice University ...

Elon Musk wants to turn one of the planet’s biggest problems into literal rocket fuel. His pitch is deceptively simple: ...

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 ...

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 ...