A new study reveals that Earth's biomes changed dramatically in the wake of mass volcanic eruptions 252 million years ago.

Learn about the precarious state of satellites orbiting Earth, as greenhouse gas pollution puts them in danger of colliding and creating space debris.

The atmosphere is a mixture of gases. The atmosphere is mostly nitrogen (approximately 80%) and oxygen (approximately 20%). The remaining gases are found in much smaller proportions, such as ...

It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis.

They’ve already said that they will provide a carve-out for so-called e-fuels, which resemble conventional gasoline but are made using renewable electricity and CO2 captured from the atmosphere.