When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The Earth is missing some of its crust, and now scientists have a new lead on what's to blame: A ...

A groundbreaking study published in Nature Communications offers new insights into Earth’s inner core, potentially solving ...

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 ...

Learn why aurora colors glow green and red, how ionized particles collide with atmosphere layers, the physics of green aurora ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Deep inside Earth ...

Geological evidence of the transition when Earth was plunged into a planetary-wide deep-freeze discovered in ancient Scottish rocks. When you purchase through links on our site, we may earn an ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists who just ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Earth’s core is pretty dynamic. Its spin speeds up and slows down ...

TEMPE, Ariz. — In a laboratory shrouded by heavy black curtains hung with danger signs, scientists are conjuring the scorching-hot, high-pressure conditions inside planets. To start, they squeeze tiny ...