The curious minds at What If have explored the discovery of a planet that could potentially host alien life.

Only 6.6% of surveyed astrobiologists agreed that scientists had probably found extraterrestrial life on exoplanet K2-18b.

The United States government’s recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

In “Disclosure Day,” out Friday, Steven Spielberg is once again inviting audiences to ponder the existence of ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...

Many have watched recently released UFO videos, but most still think the government knows more than it is saying.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...