A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

In the 1982 blockbuster, E.T. the Extra-Terrestrial, E.T. is lured out of hiding using a trail of Reese's Pieces. But what would aliens really eat if they visited out planet?

Add Yahoo as a preferred source to see more of our stories on Google. But the literal meaning of “extraterrestrial” is simply “from outside Earth”. In that broad sense, the only extraterrestrials ...