Ancient trees may have played a key role in regulating Earth's climate during the last ice age—by 'breathing' less ...

Scientists discovered 6-million-year-old ice in Antarctica, offering the oldest direct record of Earth’s ancient atmosphere ...

Scientists are studying tiny grains of space dust found in Arctic ice to learn how Earth’s climate has changed over time.

Carbon sustains life—but excess emissions are driving climate change. WWF is working to restore balance and protect our ...

New research reveals that Earth’s so-called “Boring Billion” was a time of dramatic change beneath the surface.

Earth may be on the verge of crossing several climate change tipping points that could have irreversible and devastating ...

It’s often assumed that Earth is somehow separate from the rest of the universe. Yet changes in environments across the solar ...

A new study reveals that Earth’s climate “thermostat” may sometimes overreact, turning global warming into an unexpected deep ...

Scientists found that colorful pigments in Earth’s cloud microbes may help telescopes identify signs of life on distant ...

This shift in Earth’s tectonic tempo had profound implications above ground. With less volcanic carbon dioxide heating the ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...