For decades, humanity has been searching the cosmos for signs of extraterrestrial life, yet we remain alone in our corner of the universe. Despite the vastness of space and the billions of potentially ...

It was a simple question asked over lunch in 1950. Enrico Fermi, the Nobel Prize-winning physicist who helped usher in the ...

"Until we can separate these signals more clearly, we have to be especially careful not to misinterpret them as signs of life ...

The search for life beyond Earth is a holy grail quest for many experts, but finding where to look is a core issue.

The search for extraterrestrial life has long gone back and forth between scientific curiosity, public fascination and outright scepticism. Recently, scientists claimed the “strongest evidence” of ...

NASA's discoveries reveal water's prevalence beyond Earth, from subsurface oceans on moons to vapor in exoplanet atmospheres.

How would we communicate with extraterrestrial life forms? Scientists are investigating how we can prepare for contact with ...

As science develops and our observational instruments improve, there’s a growing optimism within the exoplanet community that ...