UC Berkeley researchers narrow down two decades of space data to focus on 100 mysterious signals from the stars.

Plans to retrieve Marian rocks that may contain signs of extraterrestrial life appear to have been abandoned by the US ...

A study published in Nature Communications suggests that Europa’s rocky seafloor is likely too mechanically strong to support ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

This illustration shows what exoplanet K2-18b could look like based on science data. (Illustration: NASA, ESA, CSA, Joseph Olmsted (STScI)) A team of researchers published a study on April 17 that ...

This image made available by NASA shows an illustration of the Transiting Exoplanet Survey Satellite (TESS). Launched in April 2018, the spacecraft will prowl for planets around the closest, brightest ...

What do you think of when it comes to extraterrestrial life? Most popular sci-fi books and TV shows suggest humanoid beings could live on other planets. But when astronomers are searching for ...

New research raises doubts about Europa's potential for supporting life, due to the lack of tectonic and volcanic activity on ...

For decades, scientists have scoured the skies and planetary surfaces for evidence that life might exist beyond Earth. New research, published in Nature and highlighted by National Geographic, ...

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 ...

Jupiter's moon Europa may have the ingredients necessary for hosting life: liquid water, an energy source and organic compounds. NASA / JPL-CALTECH / SETI INSTITUTE Estimating the chance of getting a ...

Depending on how you look at it, UC Irvine doctoral candidate Te Han and his adviser, Paul Robertson, just made an already unimaginably difficult job – finding and observing planets outside our solar ...