A new study used mathematical formulas and demonstrated that it’s highly unlikely life began on Earth. Instead, the researcher points to panspermia, a theory that life or the ingredients for life came ...

How to recognize extraterrestrial life if space chemistry produces the same building blocks as biology? This fundamental ...

New research announced by NASA on Tuesday details a bevy of exciting discoveries from asteroid dust that could provide clues to how life developed in our neck of the cosmos, including the sugars ...

For more than a century, from George Melies’ A Trip to the Moon to Stephen Spielberg’s E.T. and Close Encounters to this summer’s blockbuster sequel to Independence Day, mass media, and the general ...

The search for extraterrestrial life is no longer focused only on distant exoplanets. Scientists are examining several locations within the inner solar system where conditions may once have supported, ...

That’s what most Americans believe, according to a new YouGov poll. The majority think that extraterrestrial aliens definitely or probably exist, the survey found, and many are also pretty sure ...