Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost layer. This thin shell represents less than one percent of Earth's total mass, yet it's the only layer we ...

For the last decade, metamorphic geologist Tim Johnson at Curtin University in Australia has pondered the first billion years of Earth’s roughly 4.5 billion-year existence. His work takes him to the ...

For some, it's the last real taste of innocence, and the first real taste of life.

Earth is our home planet, and it's the only place in the universe where we know for certain that life exists. Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished ...

What is Earth made of? Interestingly enough, we don't exactly know. We can use magnetic fields and seismic waves to measure the densities and movements of material deep in the mantle, liquid outer ...

The Earth formed over 4.6 billion years ago out of a mixture of dust and gas around the young sun. It grew larger thanks to countless collisions between dust particles, asteroids, and other growing ...

Life made the modern Earth as much as the Earth made life, a new book by a philosopher of consciousness argues. That dynamic leaves humans with a unique set of moral questions, Peter Godfrey-Smith of ...

Debris from the impact between Earth and the protoplanet eventually formed the moon. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The newborn ...

If you click on links we provide, we may receive compensation. Plus, savings on joggers, bedding, and more of her favorites Toni Sutton has been a shopping writer at PEOPLE since 2022 and brings over ...