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Outreach

• Einstein's Big Idea: The Nova Program and Related Links
  
  
• Space and Time: From Antiquity to Einstein and Beyond (PDF)
  by Abhay Ashtekar
  A semi-popular article addressed to undergraduates.
  From `Resonance', the outreach journal of the Indian Academy of Science, (with an additional figure).
  
  
• Quantum Nature of the Big Bang in Loop Quantum Cosmology (PDF)
  by Abhay Ashtekar
  Invited contribution to the session on Singularities of the 23rd Solvay Conference in Physics, held at Brussels in November-December 2005. A slightly expanded version of the article to appear in the Proceedings.
  
  
• Quantum Geometry and its Applications (PDF File)
  by Abhay Ashtekar and Jerzy Lewandowski
  From Encyclopedia of Mathematical Physics (Elsevier)
  
  
• Black Hole Mechanics (PDF File)
  by Abhay Ashtekar
  From Encyclopedia of Mathematical Physics (Elsevier)
  
  
• Gravity and the Quantum (PDF file)
  by Abhay Ashtekar
  From the special issue 'spacetime Hundred Years Later', edited by R. Price and J. Pullin, of the New Journal of Physics,
  
  
• Space and Time: Einstein and Beyond
  by Abhay Ashtekar
  From the Penn State Science Journal, Vol 23 (2005).
  This is the first in a new series of 'featured articles'.
  http://igpg.gravity.psu.edu/research/articles/space&time.pdf
  
  
• Rückkehr aus dem Schwarzen Loch
  (To the Black Hole and Back)
  by Rüdiger Vaas
  From the German publication Bild der Wissenschaft (June 2005)
  http://igpg.gravity.psu.edu/research/articles/Rueckkehr.pdf
  
  
• The long-distance thinker (PDF file)
  Martin Bojowald's profile
  January 6, 2005 issue of Nature.
  
  
• Der Herr Der Quanten (PDF file)
  Abhay Ashtekar's profile
  GEO, Special issue celebrating 100 years of relativity.
  
  
• Gravity and the Quantum (PDF file)
  by Abhay Ashtekar
  From the special issue 'spacetime Hundred Years Leter',
  edited by R.Price and J.Pullin, of the New Journal of Physics, http://www.iop.org
  
  
• Making Black Holes Go 'Round on the Computer
  On research by Bernd Bruegmann, Nina Jansen and Wolfgang Tichy
  http://www.spaceref.com/news/viewpr.html?pid=14272
  (August 2004)
  
  
• Einstein 125(PDF file)
  by Abhay Ashtekar
  (April 2004)
  
  
• Der Umgestülpte Urknall
  (The inverted Big-Bang)(PDF file)
  by Rüdiger Vaas
  From the German publication Bild der Wissenschaft (April 2004)
  http://igpg.gravity.psu.edu/research/articles/derumg.pdf
  
  
• Das Duell: Strings Gegen Schleifen
  (The Duel: Strings versus Loops)(PDF file)
  by Rüdiger Vaas
  From the German publication Bild der Wissenschaft (April 2004)
  http://igpg.gravity.psu.edu/research/articles/dasduell.pdf
  
  
• Public Lecture: Time in the Physical Universe: From Antiquity to Einstein and Beyond by Abhay Ashtekar(PPT)
  http://www.science.psu.edu/alert/Ashtekar1-2004.htm
  (January 2004)
  
  
• Jenseits von Raum und Zeit (PDF file)
  (Beyond Space and Time) (PDF file)
  by Rüdiger Vaas
  From the German publication Bild der Wissenschaft (December 2003)
  http://igpg.gravity.psu.edu/people/Ashtekar/articles/germanarticle.pdf
  
  
• Loop quantum gravity(PDF file)
  by Carlo Rovelli
  From Physics World (November 2003)
  http://igpg.gravity.psu.edu/people/Ashtekar/articles/rovelli03.pdf
  
  
• Raum und Zeit losen sich auf-Einsteins Theorie der Schwerkraft wird mit der Quantenwelt versohnt
  http://www.c6-magazin.de/news/raum_und_zeit/000085.php
  (November 2003)
  
  
• Wie Schwarze Löcher Wachsen(PDF)
  by Rüdiger Vaas
  From German Publication Bild der Wissenschaft (July 2003)
  
  
• How Does Your Black Hole Grow?
  On research by Abhay Ashtekar and Badri Krishnan.
  Physical Review Focus (December 2002)
  http://focus.aps.org/story/v10/st27
  
  
• Constructing Spacetime--No Strings Attached(PDF)
  by Adrian Cho
  Science, vol. 298, 1166-67 (November 2002)
  
  
• Space and Time Beyond Einstein
  by Abhay Ashtekar and Jerzy Lewandowski
  From the Polish publication RZECZPOSPOLITA (April 2002)
  http://www.fuw.edu.pl/~lewand/nauka_a_4.html
  English Text Version
  
  
• Center To Lead Multi-Discipline Look At Gravity Waves
  Daily University Science News (October 2001)
  http://unisci.com/stories/20014/1010014.htm
  
  
• New Center for Gravitational Wave Physics established at Penn State
  Science Blog (October 2001)
  http://www.scienceblog.com/community/older/2001/D/200114007.html
  
  
• Quantum Geometry and Gravity: Recent Advances
  by Abhay Ashtekar
  Summarizes status of loop quantum gravity (as of June 2001) for physics students
  http://xxx.lanl.gov/abs/gr-qc/0112038
  
  
• From Kids Seek Encyclopedia
  http://www.kidsseek.co.uk/encyclopedia/?p=lo/Loop_quantum_gravity
  (June 2001)
  
  
• Approche Canonique: de Superespace au Formalisme des Boucles
  by Alain Bouquet
  IN2P3, France (March 2001)
  http://cdinfo.in2p3.fr/Culture/Cosmologie/cosmoquant.html
  
  
• From Wikipedia, the free encyclopedia
  http://neohumanism.org/l/lo/loop_quantum_gravity.html
  (January 2001)
  
  
• Dance of two black holes
  PSC news release on research by Pablo Laguna and his group.
  http://www.spc.edu/science/laguna.html
  (October 2000)
  
  
• Gravitationsphysik im Aufwind
  by Rainer Scharf
  http://www.rwscharf.homepage.t-online.de/faz00/faz0308a.html
  (March 2000)
  
  
• Beyond Einstein(PDF)
  by Parthik Guha
  The Telegraph, Calrulta (February 2000)
  
  
• Physics Timeline from 1950: See Entries for 1986 and 1988
  http://www.weburbia.com/pg/hist4.htm
  (2000)
  
  
• Astronomy Historical Timeline: See Entries for 1986 and 1988
  http://regulusastro.com/regulus/papers/timeline/
  (2000)
  
  
• Science and Technology Timeline: See Entries for 1986 and 1988
  http://www.geocities.com/RainForest/3621/CHEHIST.HTM
  (2000)
  
  
• Split Vision
  by Lavina Melwani
  On Status of general relativity theory and quantum mechanics and Ashtekar's approach to unify them.
  http://www.asanet.com/achal/archive/Jun99/vision.htm
  (June 1999)
  
  
• Abhay Ashtekar: Cosmos Scientist Is a Down To Earth Man
  by Apoorva Mandavilli
  Rediff (May 1999)
  http://www.rediff.com/news/1999/may/15us2.htm
  
  
• Scientist at Work: Dr. Abhay Ashtekar
  by James Glanz
  New York Times, Sceince Section
  http://igpg.gravity.psu.edu/~ashtekar/nyt/abhay.html
  (April 1999)
  
  
• Beyond Space and Time   (PDF)
  by Robert Matthews
  New Scientist, No 2082 38-42
  
  
• The Quest for Quantum Gravity   (PDF)
  by Gary Au
  Current Science, vol 69, 499-518
  
  
• Loops of Space   (PDF)
  by Marcia Bartusiak
  Discover, vol 14, 60-68
  
  
• Teoria Unificada del Universo(PDF)
  by Patricia Linn
  Fiom Ep Pais Cultural Montevideo (August 1998)
  
  
• Gravity Center Launches the Penn State Lecture Series on Frontiers of Science(PDF)
  (January 1995)
  
  
• Catching a Black-Hole Gravity Wave(PDF)
  On research by Jorge Pullin and his group.
  (June 1994)
  
  
• The Ties that Bind(PDF)
  by P.J. Skerrett
  Popular Science (May 1994)
  
  
• New Center for Gravitational Physics and Geometry set to Open(PDF)
  (August 26, 1993)

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