Scientists believe that something very much like this was probably the closest relative of all animal life on Earth so simple creatures on K2-18b might look similar.

Most heart attacks feel mild, not dramatic. Misbeliefs delay treatment and worsen health outcomes over time, often leading to ...

From the cities instantly incinerated to the global volcanic winter, AI reveals what life would look like if the Yellowstone supervolcano erupted.

For all those who've ever yearned to look out the window of the International Space Station and see the magnificent Earth pass by beneath it, an incredible new video offers a five-minute glimpse ...

What did the snowball Earth look like? Entire continents, even in the tropics, seem to have been under sheets of ice.

In a new study, researchers predict what an alien "Earth" could really look like, and how it could evolve (if one exists).

We look at 6 major candidates on how they are all interconnected and influence each other.

AI images now reveal the breathtaking views of Earth from the Moon, Mars, and outer space. These cutting-edge images provide a unique perspective, showcasing our planet's beauty from different ...

NASA astronauts Nichole Ayers and Anne McClain were the latest to share images of lightning as seen from 250 miles above Earth.

Researchers from the University of California, Berkeley, found a small star -- called a white dwarf -- being orbited by an Earth-sized planet.