This paper focuses on charged black holes. The universe is also expanding and can be roughly described by a solution to Einstein's equations known as de Sitter space.

Annely Juda Fine Art Subject Hockney, David Notes Catalog of an exhibition held at the Richard Gray Gallery, New York, April 29-May 28, 1999 and at Annely Juda Fine Art, London, June 30-September 18, ...

Fine-line tattoos are a popular style of ink. Learn more about this tattoo trend, like how long fine-line tattoos last and the best place to get one.