Earth

These findings suggest a significant ecological turning point, known as the "Tonian transformation," that shaped Earth's history.

Beverly Barkat’s work installed at WTC on 50th anniversary of World Environment Day.

Lightning is the most powerful naturally occurring electrical source on Earth.

Sharona Shnayder, 23, becomes one of National Geographic Society's 15 Young Explorers

Israeli-born scientist says study is the first step in determining whether there is life on planets beyond our solar system.

The traditional approach to this hypothetical scenario is to deflect the orbit of the incoming threat, but a scientist recently proposed an innovative approach.

"Compared to the most recent Ice Age, glacier coverage was much more extensive and, more importantly, much of the ocean was frozen," Xiao said.

Asteroid 2023 DZ2 is set to fly very close to the Earth on Saturday and was initially feared to be on a collision course for Earth in 2026.

Shifting tectonic plates have been splitting the continent since the East African Rift – a 35-mile-long crack in Ethiopia’s desert – emerged in 2005. 

The water probably would have originated from volcanic activity and gradually evaporated into the atmosphere, along with other vital compounds.