A new perspective bridges two approaches to understanding quantum gravity. The modern-day theoretical physicist faces a taxing uphill climb. "As we learn more, reality becomes ever more subtle; the ...

A diagram depicting a twistor -- an extended entity in space and time that can be thought of as a 2-dimensional light ray. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...

Proceedings of the American Mathematical Society, Vol. 108, No. 1 (Jan., 1990), pp. 215-221 (7 pages) We give a simple ODE for the conformal circles on a conformal manifold, which gives the curves ...

Structured as a collection of 26 original essays written by physicists and philosophers of physics, this book gathers recent thoughts and opinions on the influence of Bell's theorem on quantum physics ...

The modern-day theoretical physicist faces a taxing uphill climb. "As we learn more, reality becomes ever more subtle; the absolute becomes relative, the fixed becomes dynamical, the definite is laden ...