This element's name is from the Latin for "charcoal"
It's the international name for the Centigrade scale
In 1909 Soren Sorensen came up with this scale to measure acidity
Term first used by James Watt for a unit equivalent to 550 foot-pounds of work per second
Sublimation is the process by which a solid changes into a gas without going through this stage
This branch of physics deals with heat & includes cryogenics, which deals with extremely low temperatures
Theodore Maiman used this gem in producing the world's first laser in 1960
In 1938 Otto Hahn & Fritz Strassman discovered nuclear fission by splitting atoms of this element
In 1933 he joined the Institute for Advanced Study in Princeton, N.J.; he became a U.S. citizen in 1940
The petals of the English daisy do this at night; the flowers of the scarlet pimpernel, when bad weather approaches