How could the ingredients necessary for life reach the ocean hidden beneath the ice of Europa, this moon of Jupiter? This ...

Alien life could exist on hot, rocky planets, sustained not by water but by a type of salty fluid, new research suggests. Reading time 3 minutes The search for alien life usually hinges on finding the ...

Florida Republican Congresswoman Anna Paulina Luna hinted at confirmation that extraterrestrial life forms exist and are on ...

And, while we have no solid evidence of life outside our own planet—despite a large number of unexplained "UFO"-type observations —the sheer size of the known universe, and our knowledge of how ...

For more than a century, from George Melies’ A Trip to the Moon to Stephen Spielberg’s E.T. and Close Encounters to this summer’s blockbuster sequel to Independence Day, mass media, and the general ...

As a child, astronomer Jill Tarter would walk along the beaches of western Florida with her father and look up at the stars. "I assumed, at that time, that along some beach on some planet, there would ...

Movile Cave in Romania has evolved independently since it was cut off from the air and sunlight 5.5 million years ago. Its extreme environment seems inhospitable to most life on Earth. Yet, this place ...