"L 98-59 c could be the first planet smaller than 2 Earth radii with a definitively detected atmosphere," a team of ...

Researchers at MIT found that greenhouse gases are causing Earth’s upper atmosphere to shrink. Gradually, this will lead to ...

As global temperatures rise, scientists debate the pros and cons of solar geoengineering, a strategy to cool Earth by reflecting sunlight into space.

Scientists fear an "irreplaceable" loss of key climate data as Trump's cost-cutting plans target a key CO2 monitoring site in ...

Right after launching, a bunch of satellites heading to join the megaconstellation looks like a string of moving stars going ...