Brane cosmology
Brane cosmology refers to several theories in particle physics and cosmology related to string theory, superstring theory and M-theory.
The central idea is that the visible, four-dimensional univ...
Brane cosmology - Wikipedia
Membrane (M-Theory)
In string theory and related theories such as supergravity theories, a brane is a physical object that generalizes the notion of a point particle to higher dimensions. For example, a point particle ca...