Worried scientists said Sunday they had found four new ozone-destroying gases in the atmosphere, most likely put there by humans in the last 50-odd years despite a ban on these dangerous compounds.
See the polar vortex in action as it sank the States into a big freeze in January.
The rare types of wispy, blue-white clouds form when water molecules freeze around 'meteor smoke' close to the edge of space.
Celebrate the arrival of winter solstice with some spectacular photographs capturing the interactions between our sun and the planet we call home.
A highly interactive wind map lets you explore the different winds at various heights, all over the planet in real time. Continue reading →
Tiny puffs of air from 1.5 million years ago may be locked inside bubbles in the ice nearly two miles beneath Antarctica's surface. Continue reading →
A recently identified atmospheric pattern may give people a two to three week warning that a deadly heat wave threatens to engulf the United States. Continue reading →
A new NASA Earth Observatory map shows deadly exposure to air pollution worldwide. Continue reading →
+ Load More