An asteroid impact millions of years ago may have provided a natural incubator for early life on Earth, scientists say.

Scientists have discovered an 'alien' material inside a massive crater on Earth, sparking new questions about how life may ...

The US has recovered four distinct species of extraterrestrial life from crashed UFOs, a former CIA-funded government ...

Rising abruptly from the lush, untamed jungles of southeastern Venezuela, Mount Roraima is a geological behemoth that defies ...

CIA researcher claims the US recovered four alien species from UFO crashes, sparking renewed debate over extraterrestrial ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common ...

A fascinating, unclassifiable orb found in the Gulf of Alaska is not an alien object, as some speculated, but the remains of ...

How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space ...

Suppose there are signs of extraterrestrial life and we have not yet been able to detect them. What does that mean? In Nature ...