In Science
- The atomic number of sodium.
- In chemistry, Group 11 includes the three coinage metals copper, silver, and gold known from antiquity. It also includes the superheavy element roentgenium, which was discovered only recently.
- The number of spacetime dimensions in M-theory.
Read more about this topic: 11 (number)
Famous quotes containing the word science:
“Every known fact in natural science was divined by the presentiment of somebody, before it was actually verified.”
—Ralph Waldo Emerson (1803–1882)
“Political liberty, the peace of a nation, and science itself are gifts for which Fate demands a heavy tax in blood!”
—Honoré De Balzac (1799–1850)