The origin of life on Earth is still enigmatic, but we are slowly unraveling the steps involved and the necessary ingredients. Scientists believe life arose in a primordial soup of organic chemicals ...

Researchers have shown that if the James Webb Space Telescope was pointed at Earth from a distant star, it could detect the signatures of intelligent life in our planet's atmosphere. When you purchase ...

Earth’s earliest atmosphere may have done more than shield the planet from the Sun. New research suggests the sky itself helped supply early life with key sulfur-based molecules, long thought to ...

A reanalysis of the data from the "rubber-ducky" comet 67P, collected nearly a decade ago, suggests comets may have deposited a lot more water on Earth than scientists previously thought. When you ...

"We're arguing that intelligent life may not require a series of lucky breaks to exist." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...

For over half a billion years, Earth’s magnetic field has risen and fallen in sync with oxygen levels in the atmosphere, and scientists are finally uncovering why. A NASA-led study reveals a striking ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In the 1931 movie ...

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

Impact craters found around the Earth that were made around the same time could be linked to debris falling from a ring, a new study suggests. By Becky Ferreira If you were to look up from Earth some ...

BERLIN, Sept 13 (Reuters) - The Earth's life-support systems are facing greater risks and uncertainties than ever before, with most major safety limits already crossed as a result of planet-wide human ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...