Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

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

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Looking ahead: These targets will guide observations with current and future facilities, including the James Webb Space Telescope and proposed missions such as the Habitable Worlds Observatory The ...

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, ...

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