Tag Archives: Mars

DEEP SPACE TRAVEL COULD DAMAGE ASTRONAUTS’ BRAINS

On a mission to Mars, future astronauts will have to leave the protection of Earth’s magnetic field. As they head into deep space, high-energy galactic cosmic rays will pass through the hull of their ship and into their bodies. This might have dangerous—and lasting—consequences for the astronauts’ health.

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Traces of Ancient Mega-Tsunamis Discovered on Mars

Mars once featured a vast ocean that covered its northern hemisphere. New evidence suggests this Martian sea experienced at least two “mega-tsunamis” that were triggered by meteor impacts. Traces of these cataclysmic events can still be seen on the Martian surface, and they could still contain traces of ancient life.

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Ancient Mars Was Wetter and Warmer Than We Ever Realized

New data collected by the Curiosity rover shows that Mars was once quite Earth-like, featuring river deltas, lakes, and a warm climate. What’s more, the Red Planet may have been able to sustain liquid water at the surface long enough for life to emerge and evolve.

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