Bubbles and Wormholes

I’ve seen enough science fiction to know that time travel energy is always blue.  More like science FACT.  A couple recent examples, for Scholastic’s Storyworks: A time traveler meets the inventor of his time machine.

And for Oxford University Press, a dotty professor builds a time machine out of something only slightly less cool than a DeLorean.

See full post here: The Pencil Mechanical2013-04-10.