Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

Every known living thing on Earth needs water. The life-giving liquid makes up around 60 percent of each human’s body weight, regulating temperature, transporting nutrients to cells and protecting ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.