China is going to Mars. Frankly, the US has spent the last 10 years on a space exploration vacation. That needs to end. (post in memory of Mike Nofsinger)
Mars is wetter than previously thought, but not in a way that boosts its life-hosting potential, a new study suggests.
Liquid fresh water can’t exist for long on Mars because it quickly freezes or boils away into the planet’s thin atmosphere. 243 more words