Letters

Dark matter inspiration
On reading Tom Siegfried’s editorial “Dark matter nothing to fear, if it’s there or not” (SN: 5/19/12, p. 2):
As into the universe I did stare
     I met a particle that wasn’t there
     It wasn’t there again today
     Oh, I wish it would go away.
Tom Derderian, Winthrop, Mass.

Reality bits
Regarding “Bits of reality” (SN: 4/7/12, p.