Quote of the day
At each increase of knowledge, as well as on the contrivance of every new tool, human labour becomes abridged.
Hans Georg Dehmelt

Born: September 9, 1922
Died: March 7, 2017 (aged 94)
Bio: Hans Georg Dehmelt was a German-born American physicist, who was awarded Nobel Prize in Physics in 1989, for co-developing the ion trap technique with Wolfgang Paul, for which they shared one-half of the prize.