Welcome to space, where mysteries abound! From NASA’s telescopes and spacecraft, we’ve uncovered baffling discoveries. Here ...

space mysteries, like the face on Mars (it was shadows), or the black knight satellite "UFO" (it's satellite debris), have been solved. But space is rife with unexplained phenomena that put those ...

The Earth's mighty oceans are even more mysterious than outer space. The majority of the ... click or scroll through the gallery to see 11 ocean mysteries that even experts can't explain… ...