China aims to send the first humans to Mars and build a permanent base.  It’s great to see the country stepping up and committing to such daring and inspirational goals, but the competition is tough. NASA and SpaceX also plan ...

Our big old planetary friend is not the best host right now. Mars is known as an inhospitable planet, but in the future, this might change. Recent research shows that an intriguing bacteria, dubbed cyanobacteria, which is actually blue-green algae, ...