From Hollywood highlights like Sunset Boulevard to foreign phenomena like Diabolique, these movies defined cinematic ...

Most stars in the cosmos are small, cool red dwarfs, yet the only intelligent life we know orbits a relatively rare yellow ...

Officials were told to hunt down 'extraterrestrial' tech so they could copy it on the battlefield, according to secret declassified files ...

"How do you get to Mars when the launch vehicle is not necessarily going to Mars?" ...