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:
“It is an axiom in political science that unless a people are educated and enlightened it is idle to expect the continuance of civil liberty or the capacity for self-government.”
—Texas Declaration of Independence (March 2, 1836)
“The poet uses the results of science and philosophy, and generalizes their widest deductions.”
—Henry David Thoreau (1817–1862)