When astronomers first picked up a perfectly regular radio heartbeat from deep space in 1967, some of them half-jokingly ...

The mascots for Starfleet Academy's schools are Star Trek aliens that have been a part of the franchise for a long time (though you may not remember them).

The Marvel Cinematic Universe has countless references to other movies, but some of them create mind-numbing plot holes that ruin it all.

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...