sighted writes: "The twin robotic spacecraft that make up the new GRAIL mission to map the moon's gravity include small cameras in addition to their primary scientific instruments. The first images from those cameras, as selected by school kids, were downlinked to Earth on March 20. 'MoonKAM is based on the premise that if your average picture is worth a thousand words, then a picture from lunar orbit may be worth a classroom full of engineering and science degrees,' said Maria Zuber, GRAIL mission principal investigator."
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?"