destinyland writes: The Matrix, Star Wars, and Lord of the Rings all inspired this list of "the eight geekiest Halloween costumes," including the time that Today Show host Hoda Kotb dressed up in a very realistic Yoda costume. Besides the obvious Iron Man/Tony Stark ideas, "There's nothing geekier than basing your Halloween costume on the characters from a phone app!" notes the article, which also suggests dressing as Hagrid from the Harry Potter movies or even Beaker from the Muppets.
Today's scientific question is: What in the world is electricity?
And where does it go after it leaves the toaster?
-- Dave Barry, "What is Electricity?"