In Science
- The atomic mass of silicon.
- The atomic number of nickel.
- The fourth magic number in physics.
- The curing time of concrete is classically considered 28 days.
- The average human menstrual cycle is 28 days although no link has been established with the nightlighting and the Moon.
Read more about this topic: 28 (number)
Famous quotes containing the word science:
“Current illusion is that science has abolished all natural laws.”
—Marshall McLuhan (1911–1980)
“The essence of acting is the conveyance of truth through the medium of the actor’s mind and person. The science of acting deals with the perfecting of that medium.”
—Minnie Maddern Fiske (1865–1932)