On this date in 1976 the Viking 2 spacecraft lands at Utopia Planitia on Mars takes the first close-up, color photos of the planet's surface.

When teaching children that are just beginning to learn to spell, write the words that they ask you on post-it notes. Later they can copy these onto cards for their word box.

Under Mac OS you can zap the parameter ram by holding down the P,R, Apple and option keys while powering up the system. Hold these four keys down until the computer asks if you want to reset the parameter RAM.

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