In 1986, excavators surveying land for a power plant in Romania accidentally unearthed a strange cave. It had been sealed up ...

Ok, let's agree that China's Baigong Pipes are not evidence of extraterrestrial life. But then, what are they? Scientists ...

This sci-fi flick (which is currently streaming on Hulu) has equal amounts of defenders and detractors alike, but Roger Ebert ...

There is Movile Cave—it was cut off from the environment three or four million years ago. The air inside is so toxic to us, but there's things living in there. It's an entire ecosystem. The first time ...