CAMBRIDGE, England â British scientist Stephen Hawking has decoded some of the most puzzling mysteries of the universe but he has left one mystery unsolved: How he has managed to survive so long with such a crippling disease.
Brownian movement. n. 1. (General Physics) random movement of microscopic particles suspended in a fluid, caused by bombardment of the particles by molecules of the fluid. First observed in 1827, it provided strong evidence in support of the kinetic theory of molecules.
A reform movement is a type of social movement that aims to make gradual change, or change in certain aspects of society, rather than rapid or fundamental changes. A reform movement is distinguished from more radical social movements such as revolutionary movements. Reformists' ideas are often grounded in liberalism, although they may be rooted in socialist or religious concepts. Some rely on personal transformation; others rely on small collectives, such as Mahatma Gandhi's spinning wheel and t