Deep below Earth’s surface, rock and mineral formations lay hidden with a secret brilliance. Under a black light, the ...

Around 14,500 years ago, toward the end of the last ice age, melting continental ice sheets drove a sudden and cataclysmic ...

Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...

Our planet’s last glacial period (colloquially known as the Ice Age) began around 115,000 years ago and lasted for over 103,000 years of the Pleistocene Epoch. During this time, ...

A new study reveals that Earth's biomes changed dramatically in the wake of mass volcanic eruptions 252 million years ago.

March's full moon, known as the Worm Moon, will bring a stunning total lunar eclipse, turning the Moon a deep reddish hue in ...

About 252 million years ago, 80 to 90 percent of life on Earth was wiped out. In the Turpan-Hami Basin, life persisted and ...

Editor’s Note: Have you recreated a favorite vacation photo years later? Get in touch with CNN via the form below to share your story. Jennifer Candotti was cleaning out her closet when she ...

Questions remain over where COVID came from and how long it spread undetected. Five years ago, the World Health Organization declared the COVID-19 outbreak to be a pandemic, leading to stay at ...

Climate change is already causing all sorts of problems on Earth, but soon it will be making a mess in orbit around the planet too, a new study finds. MIT researchers calculated that as global ...

After these glaciers melted about 12,000 years ago the more northern forests grew ... It happens during a total lunar eclipse when the moon is fully in Earth's shadow and a little bit of light ...

This week's full worm moon will come with a special treat – a total lunar eclipse, which will turn the moon a blood red color.