A new study analyzing historical photographs taken by the Palomar Observatory between 1949 and 1957 has detected several ...

Now, a Chinese test satellite called Xinjishu Yanzheng-7 (XJY-7) has been spied during its final reentry, offering some of ...

Scientists have published groundbreaking peer-reviewed research establishing a statistical connection between mysterious aerial objects and Cold War-era nuclear weapons testing. The study represents a ...

Before Sputnik – the first satellite – was launched, something unidentified was lighting up the night sky. A new study ties ...

Flashes of light seen in the sky in old astronomical photographs may reveal the presence of reflective, satellite-like ...

Deflecting killer asteroids with nuclear weapons has long been the stuff of science fiction. But thanks to an experiment at Sandia National Laboratories, that scenario has taken a step closer to ...

"The implication of alien technology would be huge and therefore we must take it seriously,” Harvard's Avi Loeb told Newsweek ...