Null result, a result which shows no evidence of the intended effect.
KK Null | Unter Null | Null Device | /dev/null | '''''Spontaneous symmetry breaking simplified''''': - At high energy levels ''(left)'' the ball settles in the center, and the result is symmetrical. At lower energy levels ''(right)'', the overall "rules" remain symmetrical, but the "Mexican hat | Shown above as a result of a 7 week period where the columns have been allowed to grow algae, cyanobacteria and other bacterial colonies. Of specific interest are the red regions of the middle column, indicative of purple non-sulfur bacteria (e.g. ''Rhodospirillaceae | Renninger's negative-result gedanken experiment | Null result | $null | null | Christopher Null | Cecil Null |