HOUSTON—Higher-than-anticipated concentrations of manganese oxides in rock veins studied by NASA’s Curiosity rover in the more than 3.5-billion-year-old Gale Crater on Mars point to an ancient Red ...

Carbon dioxide (CO₂) pollution drives climate change, warming the planet and threatening human survival. Plants naturally turn CO₂ into oxygen (O₂) during photosynthesis, but their efficiency is ...

“Oxygen isn’t just the stuff we breathe. Rocket propellant depends on oxygen, and future explorers will depend on producing propellant on Mars to make the trip home,” Jim Reuter, associate ...

NASA’s Perseverance rover has spotted unusually high levels of nickel inancient Mars rocks, pointing to a surprisingly rich ...

NASA reports that the rover has detected a perplexing increase in oxygen concentrations on the red planet. While the cause is unclear, this comes just months after the rover detected a spike in ...

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On the red and dusty surface of Mars, nearly 100 million miles from Earth, an instrument the size of a lunchbox is proving it can reliably do the work of a small tree. The MIT-led Mars Oxygen In-Situ ...

What just happened? A milestone in the long-term plan for bases on Mars was passed recently when NASA announced it had generated breathable oxygen from the planet's thin atmosphere. It's not a lot - ...