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

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

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 ...

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

A young fan transforms into an Attack from Mars Alien for Halloween, channeling Bill Nye the Science Guy! Spooky and fun!

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

Former NASA agent Joseph Gutheinz dismisses UFO sightings as alien visits, citing vast interstellar distances. He suggests ...

Humpback whales have been caught blowing bubble rings at humans in what may be playful or communicative acts. This discovery ...

Do aliens exist? Based on how many alien invasion movies there are, you'd be forgiven that there's gotta be some proof of ...

Former NASA official Joseph Gutheinz dismisses the notion of alien visitors, urging people to focus on scientific evidence ...

How can radio astronomers successfully identify extraterrestrial radio signals while discerning them from Earth-based radio signals? This is what a recent study published in The Astronomical Journal ...

Retired NASA agent Joseph Gutheinz dismisses UFO claims, noting interstellar travel would take 70,000 years and suggesting ...