NASA is returning a Martian alien sample to Earth, providing insights into the composition of Mars and potential signs of ...

The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not settled the matter, some UFO enthusiasts say.

"Alien: Earth," which begins streaming on Hulu and FX on Tuesday, follows a group of travelers with various jobs that are drawn into action when a spacecraft carrying alien samples crash-lands on ...