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Everest trip helps critically ill

Blood oxygen levels recorded on a trip by medics to Everest could help the treatment of critically ill patients.

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'Wolfman' returns

Explorer Jim McNeill tracks down Arctic wolves

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Tech fair offers greener vision

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Canadians claim South Pole record

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A deep-sea fish caught in the Pacific has mirrors for eyes

A deep-sea fish caught in the Pacific has eyes which use mirrors as well as lenses, scientists discover.

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Animal matters

Scotland's debate over tests on primates

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China alert over bird flu death

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First flight of algae-fuelled jet

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US vows 'huge' marine protection

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Mummy of female pharaoh uncovered

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Zimbabwe troops 'eat elephants'

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Venomous mammal caught on camera

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Baby Jupiter's huge weight gain

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Beagle hunter

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Black holes 'preceded galaxies'

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Feilden's blog

Ground-breaking new technique in stem cell science

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Body repair 'could be ramped up'

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Eat it or lose it - why centuries of crop diversity are at risk

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 Science > Physics > Relativity > Black Holes

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Science > Physics > Relativity > Black Holes

Black Holes:

Black Hole Images at "Astronomy Picture of the Day" (APOD)

From NASA's "Astronomy Picture of the Day" archive, the three most educational images (editor's choice) related to black holes.

http://antwrp.gsfc.nasa.gov/apod/lib/black_holes.html

Black Holes

Pages by the relativity group at Cambridge University, aimed at a general audience. They include a brief introduction to black holes, information about observational evidence, and a section on black holes and critical phenomena.

http://www.damtp.cam.ac.uk/user/gr/public/bh_home.html

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Black Holes

Collection of articles about various aspects of black hole physics, from astronomical observations to the question of why black holes have no hair. Part of the "Spotlights on Relativity" series on Einstein Online; written for a general audience.

http://www.einstein-online.info/en/spotlights/blackHoles/

Black Holes and Beyond

Part of the "Spacetime Wrinkles" exhibit published by the National Center for Supercomputing Applications: descriptions of what black holes are, how they might be detected, and what kinds of gravitational waves they should produce. Aimed at a general audience.

http://archive.ncsa.uiuc.edu/Cyberia/NumRel/BlackHoles.html

Do Black Holes Exist in Our Universe?

Presentation about stellar black holes, suitable for undergraduate students. Created by Eduard Westra for a second-year astronomy course he was taking at the Australian National University.

http://www.mso.anu.edu.au/~westra/aoz/

Frequently Asked Questions about Black Holes

FAQ for the usenet newsgroup sci.physics; compiled by Matt McIrvin; last change 1995. Suitable for a general audience; addresses a number of fundamental questions such as "How does gravity get out of a black hole" or "What happens if you fall in".

http://antwrp.gsfc.nasa.gov/htmltest/gifcity/bh_pub_faq.html

Gravity's Relentless Pull

Information about black holes for a general audience, including virtual journeys and simulations, from the Space Telescope Science Institute (the people in charge of the Hubble Space Telescope).

http://hubblesite.org/explore_astronomy/black_holes/

Imagine the Universe: Black Holes

Information about the astrophysics of black holes on the website of NASA's High-Energy Astrophysics Learning Center. Suitable for ages 14 and up.

http://imagine.gsfc.nasa.gov/docs/introduction/black_holes.html

Jillian's Guide to Black Holes

An informal introduction to the different types of black holes, to what happens outside and inside such objects, and to how they can be detected; suitable for a general audience. Created by Jillian Bornak as the final project for a beginners' course on general relativity at Syracuse University in 2003.

http://www.gothosenterprises.com/black_holes/

The Net Advance of Physics: Black Holes

A set of links to numerous black holes resources on the Web, this site is a useful starting point for finding technical articles on the topic.

http://web.mit.edu/afs/athena.mit.edu/user/r/e/redingtn/www/netadv/bh.html

Resources Dealing with Black Holes, Singularities, and Event Horizons

List of articles, websites, and images on About.com, compiled by Nick Greene.

http://space.about.com/cs/blackholes/a/blackholesinfo.htm

Schwarzschild's Spacetime

Part of Rob Salgado's website "The light cone - an illuminating introduction to relativity" at Syracuse University, which explores relativity using simple spacetime diagrams. These particular pages explore the simplest black hole solution.

http://www.phy.syr.edu/courses/modules/LIGHTCONE/schwarzschild.html

ScienceDaily: Black Hole News

List of news articles and press releases related to all aspects of black hole physics, from theory to astronomical observations; updated frequently.

http://www.sciencedaily.com/news/space_time/black_holes/

Spacetime Geometry inside a Black Hole

Text by Jim Haldenwang describing the foundations of general relativity and some basic properties of black holes. Presupposes knowledge of calculus and basic concepts of special relativity.

http://members.cox.net/jhaldenwang/black_hole.htm

Developments in General Relativity: Black Hole Singularity and Beyond

Article by Igor D. Novikov (University of Copenhagen) on current theories about the inside of black holes, addressing questions such as "Can we see inside a black hole?" and "Can a falling observer cross the singularity without being crushed?" (April 14, 2003)

http://arxiv.org/abs/gr-qc/0304052

Black Holes

A one-hour lecture given by David M. Harrison (University of Toronto) to senior liberal arts students on the basic properties of black holes. (June 2, 2002)

http://www.upscale.utoronto.ca/GeneralInterest/Harrison/BlackHoles/BlackHoles.html

Black Holes

Review article by Piotr Chrusciel (Université de Tours), covering the evidence for the existence of black holes, their mathematical definition, global aspects, and the most important black hole theorems. Special care is taken in exploring aspects relating to numerical simulations of black hole systems. (January 16, 2002)

http://arxiv.org/abs/gr-qc/0201053

Black Holes and String Theory

Review by Rob Myers (Perimeter Institute); includes information about calculations of the black hole entropy using branes. Based on lectures given at the 4th Mexican School on Gravitation and Mathematical Physics. (July 10, 2001)

http://arxiv.org/abs/gr-qc/0107034

Black Holes

Review article by Gary T. Horowitz (UCSB) and Saul A. Teukolsky (Cornell); includes information on the observational evidence for black holes, some developments involving cosmic censorship, and the statistical origin of black hole entropy. (August 12, 1998)

http://arxiv.org/abs/gr-qc/9808035

Black Holes and Naked Singularities

Review article by T. P. Singh (Tata Institute) about gravitational collapse and the cosmic censorship hypothesis; includes a summary description of known models of collapse resulting in the formation of black holes and naked singularities. (May 18, 1998)

http://arxiv.org/abs/gr-qc/9805066

Black Holes: A General Introduction

Review article by Jean-Pierre Luminet (Observatoire Paris-Meudon), which presents in a pictorial way the basic concepts of black hole physics; includes information about astronomical objects that are black hole candidates. (January 26, 1998)

http://arxiv.org/abs/astro-ph/9801252

Black Holes

Lecture notes for Paul K. Townsend's course on Black holes at Cambridge University. Covers the basics of black hole physics, the mechanics of black holes, and related geometrical concepts at a level suitable for advanced physics students. (July 4, 1997)

http://arxiv.org/abs/gr-qc/9707012