Tag Archives: Black Holes

How to Find Black holes with Lasers

Posted on August 29, 2013 by PlatoHagel

In February 2013 I was invited by the Institute of Physics to give a lecture in the famous lecture theatre of the Royal Institution of Great Britainas part of their Physics in Perspective series. I was to expect about 400 … Continue reading →

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NuStar: Blackhole Hunter

Posted on August 16, 2013 by PlatoHagel

NuSTAR is opening a new window on the Universe by being the first satellite to focus high-energy X-rays into sharp images. NuSTAR’s high-energy X-rays eyes see with more than 100 times the sensitivity of previous missions that have operated in … Continue reading →

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Will Quantum Gravity Get Us to the Stars?

Posted on August 8, 2013 by PlatoHagel

The Foundational Questions Institute (FQXi) 2nd International Conference in Ponta Delgada, Azores. July 7-12, 2009. Topics include cosmology, astrophysics, gravity, quantum gravity, quantum theory, and high-energy physics. http://www.fqxi.org/ The Meduso-Anthropic Principle is a speculative theory by Louis Crane (1994). The … Continue reading →

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Lee Smolin: Cosmological Natural Selection

Posted on August 7, 2013 by PlatoHagel

Which leads to a prediction or an observation that after many, many generations the population of the universes should be fine-tuned to maximize the production of Black Holes. And that has further implications for things that we can actually try … Continue reading →

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Information Loss

Posted on July 23, 2013 by PlatoHagel

You see, people are uncomfortable with this information loss. It’s the minority view.Pg 64, The Cyclic Universe: A Conversation with Roger Penrose I am certainly uncomfortable with it, as I have always seen it from the idea  as to what … Continue reading →

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Glowing Blackholes

Posted on May 14, 2013 by PlatoHagel

(Courtesy: NASA E/PO, Sonoma State University, Aurore Simonnet) The birth of a black hole may be signalled by a characteristic cosmic flash, according to researchers in the US. It was previously thought that only the most massive of black holes … Continue reading →

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The Blackhole Hunt is On

Posted on May 5, 2013 by PlatoHagel

Published on May 30, 2012  See: NuSTAR to Hunt for Black Holes NuSTAR NASA contracted with Orbital Sciences Corporation to launch NuSTAR (mass 772 pounds (350 kg))[11] on a Pegasus XL rocket for 21 March 2012.[5] It had earlier been planned … Continue reading →

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Black Hole Thoughts are Spoken: Complementarity vs Firewall

Posted on September 23, 2012 by PlatoHagel

Black Holes: Complementarity vs Firewalls Subtitle: Strings 2012 Speaker: Raphael Bousso Location: Ludwig-Maximilians-Universität München Date: 27.07.2012 @ 16:04 Ahmed Almheiri, Donald Marolf, Joseph Polchinski, James Sully We argue that the following three statements cannot all be true: (i) Hawking radiation is in a pure … Continue reading →

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Illusions of Grandeur?

Posted on May 15, 2012 by PlatoHagel

Illusions of Gravity Three spatial dimensions are visible all around us–up/down, left/right, forward/backward. Add time to the mix, and the result is a four-dimensional blending of space and time known as spacetime. Thus, we live in a four-dimensional universe. Or … Continue reading →

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Blackhole Wars

Posted on January 17, 2009 by PlatoHagel

The Cosmic Landscape, Page 339, Para 2. Dialogos of Eide

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