The boundary between the two lies about 465 miles (750 kilometers) beneath the Earth's surface. The crust is the outermost layer of the Earth. It is the familiar landscape on which we live ...

A look at the evidence for the Earth being round or spherical. Aristotle’s reasoning is explained. The evidence includes a ship’s hull disappearing first over the horizon, the stars ...

Earth and environmental sciences cover all aspects of Earth and planetary sciences, and broadly encompasses solid Earth processes, surface and atmospheric dynamics, Earth system history, climate ...

How Life Began on Earth: Modeling Earth's Ancient Atmosphere Oct. 31, 2024 — This model reveals how vastly different the atmosphere was on ancient Earth, and how life may have first ...

Nov. 12, 2024 — A new study highlights the importance of caribou and muskoxen to the greening Arctic tundra, linking grazing with plant phenology and abundance in the Arctic ...

Mother Earth is clearly urging a call to action. Nature is suffering. Oceans filling with plastic and turning more acidic. Extreme heat, wildfires and floods, have affected millions of people.

It sounds like something out of a science-fiction movie. For the past couple of weeks, Earth's orbit has been home to a "mini-moon" the size of a city bus. The celestial object is more than just a ...

The European Space Agency's Hera asteroid mission has beamed back its first images from space, capturing a stunning view of Earth and the moon. The Hera spacecraft successfully launched toward the ...

Millions of people across the globe are gathering to mark Earth Day and celebrate the environmental movement. The event began in 1970 in the United States, and is now marked around the world.

A look at the evidence for the Earth being round or spherical. Aristotle’s reasoning is explained. The evidence includes a ship’s hull disappearing first over the horizon, the stars ...