For years, the search for alien life has focused on Earth-like planets orbiting distant stars. But this episode explores a more surprising possibility: giant moons circling massive worlds may offer ...

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 ...

Astronomers have reportedly narrowed the search for extraterrestrial life to a focused list of 45 rocky exoplanets. Out of more than 6,000 confirmed worlds, these planets were selected based on their ...

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

A lot of attention has recently concentrated on the chances of finding life on Saturn’s other moon, Titan or the dwarf planet Ceres. While that remains a strong possibility, new information gathered ...

In a first-of-its-kind discovery, astronomers claim they have directly measured the magnetic fields of multiple planets beyond our solar system — potentially providing a crucial new tool in the search ...

If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have identified just under 50 rocky worlds most likely to be habitable out of ...

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

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