Earth was mostly devoid of oxygen for much of its 4.5 billion year lifetime. That is, until certain processes started to ...

That would have enabled more of this organic carbon—and carbonate accumulating in shallow water around Columbia—to be ...

The idea of manually tampering with our atmosphere to combat climate change, such as by seeding clouds with reflective ...

A new study explains why carbon dioxide is cooling the upper atmosphere, even as it is warming Earth’s surface.

Earth’s surface is warming, but the upper atmosphere has been cooling for decades, and scientists now understand why.

Scientists discovered a mysterious reversal in Earth’s molten core flow beneath the Pacific using satellite data from space.

Since the Industrial Revolution—an event made possible by the use of fossil fuels in everything from power plants to transportation—Earth has gotten hotter. 2024 was the hottest year on record and the ...