What do you get when you take an alien parasite and smush it together with a human being? Would you get to become a ...

What makes these alien parasites so disturbing isn't that they take control of our hero's bodies, nor the unsettling manner in which they do it. It's that, by the end of the episode, we still don't ...

This article was originally published at The Conversation. The publication contributed the article to LiveScience's Expert Voices: Op-Ed & Insights. Meet a parasite that can create its own mobile ...