coondoggie writes: "One of the challenges with space telescopes and other satellite instruments is keeping their mirrors, lenses, and other surfaces free of dust and other contaminants. A Goddard researcher now has developed a way to dust these devices while the instruments are in space."
Recent research has tended to show that the Abominable No-Man
is being replaced by the Prohibitive Procrastinator.
-- C.N. Parkinson