Life May Have Been More Likely to Originate on Mars Than on Earth | Daily Planet

Watch (and Hear) How NASA’s Perseverance Rover Took Its Epic First Selfie on Mars

Report backs NASA proposal to change astronaut radiation exposure limits. A National Academies committee has endorsed a NASA proposal to change the radiation exposure limits the agency sets for its astronauts but cautioned that the revised limit is still insufficient for human Mars missions.

Those Underground 'Lakes' on Mars Just Keep Getting More Mysterious