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:
“Philosophy of science without history of science is empty; history of science without philosophy of science is blind.”
—Imre Lakatos (19221974)
“Democracy is the art and science of running the circus from the monkey-cage.”
—H.L. (Henry Lewis)