October 27, 1997 report on the discovery of an indicator that reveals the rate of matter consumption by enormous black holes.

Maintains a forum where visitors can post messages about black holes. Great for learning about some lesser known theories.

Read an illustrated essay that discusses what the Earth would look like if it became a black hole.

Colorful guide to black holes and neutron stars explains how they form and how scientists detect them. Includes a Q&A, links and a bibliography.

Discover what it's like to fall into a black hole. After experiencing oblivion at the center, explore other related topics including wormholes.

Dr. John Simonetti of the Department of Physics at Virginia Tech answers some commonly asked questions from students about black holes.

Overview of several aspects of black holes including their creation, effects on surroundings and the possibility of alternate universes.

Rossi X-Ray Timing Explorer posts a February 2000 article on the discovery of a black hole only 1600 light years from Earth.

Educational black hole resource offers introductions to their formation and detection, primordial black holes and Hawking radiation.

Einstein's theory is proven 80 years later with X-ray astronomy as scientists study black holes. Examines spinning action and consequences.

Gives more detail on the Cygnus X-1 black hole and provides a complete dictionary of terms. Also includes information on wormholes.

Examination of black holes including Einstein's theories of relativity and a fourth dimension. Supported by diagrams showing black hole features.

February 1999 report on the RXTE observation which is helping astronomers link galactic and supermassive black holes.

Provides a comprehensive wealth of up to date news articles on research and findings involving these mysterious cosmic monsters.

Explore this interactive site and learn more about Einstein's theory of relativity and its relation to what are now known as black holes.