Skip to main content

Stories by Daniel Z. Freedman

The Hidden Dimensions of Spacetime

The Hidden Dimensions of Spacetime

Spacetime, usually thought of as four-dimensional, may have as many as seven extra dimensions. Eleven-dimensional structures now under study might give a unified account of the four basic forces of nature

March 1, 1985 — Daniel Z. Freedman and Peter van Nieuwenhuizen
Supergravity and the Unification of the Laws of Physics

Supergravity and the Unification of the Laws of Physics

In this new theory the gravitational force arises from a symmetry relating particles with vastly different properties. The ultimate result may be a unified theory of all the basic forces in nature

February 1, 1978 — Daniel Z. Freedman and Peter van Nieuwenhuizen
Stories by Daniel Z. Freedman

Beyond XX and XY

Biology. Identity. Equality.