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

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 ...

Earth researchers have spent generations decoding the Grand Canyon, turning its cliffs and chasms into one of the clearest ...

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 ...

Scientists may finally be closing in on the origins of two colossal, mysterious structures buried nearly 1,800 miles inside Earth—hidden formations that have puzzled researchers for decades. New ...

(WIVB)–In this week’s episode of Science with Stevie, we are going to talk about the five different layers of the atmosphere. The Earth’s atmosphere has layers of gasses, known as air, that surrounds ...

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

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 ...

NASA's 1967 ATS-3 satellite captured Earth's first true-colour image, revolutionizing weather forecasting and planetary understanding. This breakthrou ...

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

Intense pressure and sweltering temperature would accompany a trip down through Earth's layers and out through the other side. However, this trip would be possible only in science fiction. When you ...