Some of the best science fiction TV shows ever premiered in the 1990s, and they are still worth watching today.

New experimental results have cast doubt on earlier proposals suggesting that spherical, cell-like membranes could form in ...

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

As a researcher, I still remember the discomfort I felt every time I had to sacrifice laboratory animals for an experiment. For decades, animals like mice, rats and pigs have been essential tools in ...

For decades, the skies over America have been haunted by mysterious lights, discs, and inexplicable aerial phenomena. Now, ...