World renowned cosmologist and author of the best-selling book
A Brief History of Time,
Hawking holds the prestigeous chair at Cambridge University,
the Lucasian professorship, once held by
Sir Isaac Newton.
Brane: An object, which appears to be a fundamental ingredient of M-theory, that can have a variety of spatial dimensions. In general, a p-brane has a length in p directions, a 1-brane is a string, a 2-brane is a surface or membrane, etc.
Brane World: A four-dimensional surface or brane in a higher dimensional spacetime