Explore 25 Earth locations that look like another planet! Discover bizarre landscapes, from Martian deserts to icy moons, ...

The tantalizing prospect of inspecting a mysterious monolith on the surface of Mars moon Phobos was proposed earlier this ...

Scientists say the findings of the new study may make future searches for extraterrestrial intelligence faster and more ...

Before Artemis astronauts land on the moon's surface in 2028, NASA will conduct the Artemis III demonstration mission in 2027 ...

It was the late 1950s when Ruben Uriarte saw his first UFO — a silvery, oval-shaped object hovering by the Oakland foothills.

Rather than allowing Xenomorphs to evolve naturally through new hosts, the upcoming issue teases beings intentionally ...

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

The discovery of the Nazca Mummies in Peru has become one of the most controversial mysteries of the 21st century. Supporters ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

Why are scientists taking unidentified aerial phenomena seriously? Because every answer matters for science, national security, and the people whose lives are changed by these experiences.

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...