If you have a question you’d like an expert to answer, send it to [email protected]. Why do astronomers look ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists ...

In a marvelous cosmic irony, this immersion into our planet’s origins actually propels us into the future, where a revolution looms in the search for life in ... zone of sun-like stars in ...

Researchers from Penn State University proposed in a new academic paper that human-like lifeforms ... but also other planets, increasing the possibility that life similar to ours could exist ...

The recent detection of a gas in a distant plant has been linked to life forms has sparked debate among scientists.

then it suggests the same could be true of life evolving on other Earth-like planets in much the same way. To back up this assumption, he notes that an updated Bayesian analysis of the data found ...

With over 5,000 exoplanets — planets beyond our solar ... isn't enough to make a place hospitable to life. There are many other considerations; like the presence of an atmosphere, and what ...

Of these, 166 have been identified as rocky planets (or “Earth-like”), while another 1,389 ... for eons and could be the key to finding life on other planets. On Earth, this two-step cycle ...

The search for extraterrestrial life has always been a key motivator of space exploration. But if we were to search Mars, Titan, or the subsurface oceans of Europa or Enceladus, it seems like all ...

Scientists have discovered a simple and reliable test for signs of past or present life on other planets -- 'the holy ... abiotic samples relate to things like water solubility, molecular weights ...