As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

Scientists found a 307 million-year-old fossil, Tyrannoroter heberti, revealing one of the earliest known land vertebrates ...

Ahead of the anticipated launch of the Artemis II mission, catch a glimpse of February’s full moon, called the snow moon.

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Sign up for CNN Science’s pop-up newsletter covering NASA’s Artemis II mission, which will take four astronauts on a 10-day ...

A doctoral student recreated a tiny piece of the universe in a bottle to investigate the chemistry that led to life on Earth.

Every single curling stone in the Winter Olympics is crafted from a special granite found only on Ailsa Craig, a small uninhabited island off the coast of Scotland.

Colossal Biosciences aims to freeze millions of animal samples in the hope of saving endangered species, or one day resurrecting them.

These cozy-looking “potato beds” went viral on social media with users claiming they slept better than ever. So, CNN gave it a try and brought in a sleep expert to see if there was any science behind ...