Science
Ancient Meteorite Hints Mars Had Water Before There Was Life on Earth – ScienceAlert
We know that Mars was once much wetter than it is now, but the questions of when water formed and evaporated away are much more difficult to answer.

We know that Mars was once much wetter than it is now, but the questions of when water formed and evaporated away are much more difficult to answer.
A new study now suggests that water was present on the Red Planet some 4.4 billion years ago, much earlier than previously thought.
That’s based on an analysis of a meteorite named NWA 7533, picked up in the Sahara Desert and thought to have originated on Mars billions of years ago. The oxidation of certain minerals inside the meteorite hints at the…
Continue Reading