Scientific interest in extraterrestrial life has grown in the past 20 years. The field of astrobiology now includes researchers from a wide variety of disciplines — microbiologists studying bacteria ...

Recent discoveries of planets similar to Earth in size and proximity to the planets’ respective suns have sparked scientific and public excitement about the possibility of also finding Earth-like life ...

When searching for signs of life on planets outside our Solar System, sometimes nothing is almost as good as something. Even a lack of biosignatures on examined exoplanets can still tell us a lot ...

Biosignature probability maps from CNN models and statistical ecology data. The colors in a) indicate the probability of biosignature detection. In b) a visible image of a gypsum dome geologic feature ...

Scientists engaged in the search for extraterrestrial intelligence (SETI) work under the assumption that there is, in fact, intelligent life out there to be found. A new analysis may crush their ...

Science fiction crawls with intelligent BEMs (bug-eyed monsters) and humanoids (manlike creatures) that live on planets revolving about distant stars. Most fact-fancying scientists are far more ...

A mysterious and pre-teased NASA conference from the Perseverance team has gone live and announced their findings: the "clearest sign of life that we've ever found on Mars". Earlier this week, NASA ...

Two of the most intriguing questions in science are: How did life on Earth begin? and Is there life elsewhere in the universe? Given the enormous interest in these questions, you might expect that the ...