Underground reservoir on Mars could fill oceans on the planet’s surface, study finds
Significant earthquake rattles Los Angeles
SpaceX repeatedly polluted waters in Texas this year, regulators found
New Mars study suggests an ocean's worth of water may be hiding beneath the red dusty surface
Faint auroras may be visible in Northern Hemisphere skies after weekend solar storms
New big storm is headed for the Caribbean: What meteorologists look for in early signs of a future hurricane
Could dinosaurs still exist somewhere in the world? A paleontologist explains
If you want Americans to pay attention to climate change, just call it climate change
