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Not your                        Grandfather’s                          Gravity!                          John AshmeadTuesd...
Not your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Endeavor blasts offNot your grandfather’s gravity        www.timeandquantummechanics.comTuesday, May 31, 2011
Outline                    • A brief history of gravity                    • The Runaway universe                    • At ...
GalileoNot your grandfather’s gravity             www.timeandquantummechanics.comTuesday, May 31, 2011
Orbits of the planetsNot your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Mysterium                          CosmographicumNot your grandfather’s gravity      www.timeandquantummechanics.comTuesda...
Mysterium                          CosmographicumNot your grandfather’s gravity      www.timeandquantummechanics.comTuesda...
Mysterium                          Cosmographicum                                     Science is                          ...
Kepler’s orbits,                                  Newton’s LawNot your grandfather’s gravity             www.timeandquantu...
Kepler’s orbits,                                  Newton’s LawNot your grandfather’s gravity             www.timeandquantu...
Hollow EarthNot your grandfather’s gravity             www.timeandquantummechanics.comTuesday, May 31, 2011
CavendishNot your grandfather’s gravity               www.timeandquantummechanics.comTuesday, May 31, 2011
CavendishNot your grandfather’s gravity               www.timeandquantummechanics.comTuesday, May 31, 2011
Equivalence principleNot your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Not your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Of ants & applesNot your grandfather’s gravity      www.timeandquantummechanics.comTuesday, May 31, 2011
Parallel transportNot your grandfather’s gravity       www.timeandquantummechanics.comTuesday, May 31, 2011
Not your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Riemann Curvature                Tensorb                                                      d            Effect of      ...
Einstein’s field                             equationNot your grandfather’s gravity        www.timeandquantummechanics.comT...
Einstein’s field                             equation             x =R x                  d        d                       ...
Einstein’s field                             equation                                                    ⎛   ρ 0 0 0 ⎞     ...
Einstein’s field                             equation                                                       ⎛   ρ 0 0 0 ⎞  ...
Einstein’s field                             equation                                                       ⎛   ρ 0 0 0 ⎞  ...
Quantum gravity                                 • Gravity is itself                                  a source of          ...
Hawking RadiationNot your grandfather’s gravity       www.timeandquantummechanics.comTuesday, May 31, 2011
Black hole                    information paradoxNot your grandfather’s gravity    www.timeandquantummechanics.comTuesday,...
Black hole                    information paradoxNot your grandfather’s gravity    www.timeandquantummechanics.comTuesday,...
Thermodynamics &                             gravityNot your grandfather’s gravity      www.timeandquantummechanics.comTue...
Thermodynamics &                             gravity       • Surface               gravity ~               TemperatureNot ...
Thermodynamics &                             gravity       • Surface               gravity ~               Temperature    ...
Thermodynamics &                             gravity       • Surface               gravity ~               Temperature    ...
Thermodynamics &                             gravity       • Surface               gravity ~               Temperature    ...
Entropic gravityNot your grandfather’s gravity      www.timeandquantummechanics.comTuesday, May 31, 2011
Entropic gravityNot your grandfather’s gravity      www.timeandquantummechanics.comTuesday, May 31, 2011
Entropic gravity                        For me gravity doesn’t exist,” — VerlindeNot your grandfather’s gravity           ...
NASA / WMAP Science TeamNot your grandfather’s gravity                     www.timeandquantummechanics.comTuesday, May 31,...
NASA / WMAP Science TeamNot your grandfather’s gravity                     www.timeandquantummechanics.comTuesday, May 31,...
Type Ia supernovaNot your grandfather’s gravity       www.timeandquantummechanics.comTuesday, May 31, 2011
The music of the spheres        http://www.astro.uvic.ca/~alexhp/new/supernova_sonata.htmlNot your grandfather’s gravity  ...
Baryonic Matter (us)Not your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Rapidly spinning galaxiesNot your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
Seeing the                                  invisibleNot your grandfather’s gravity       www.timeandquantummechanics.comT...
Dark energyNot your grandfather’s gravity             www.timeandquantummechanics.comTuesday, May 31, 2011
Not your grandfather’s gravity   www.timeandquantummechanics.comTuesday, May 31, 2011
The edge of the                              knownNot your grandfather’s gravity        www.timeandquantummechanics.comTue...
The edge of the                              known           • AstronomyNot your grandfather’s gravity        www.timeandq...
The edge of the                              known           • Astronomy                 • NeutrinosNot your grandfather’s...
The edge of the                              known           • Astronomy                 • Neutrinos                 • Cos...
The edge of the                              known           • Astronomy                 • Neutrinos                 • Cos...
The edge of the                              known           • Astronomy                 • Neutrinos                 • Cos...
The edge of the                              known           • Astronomy             • CERN/LHC                 • Neutrino...
The edge of the                              known           • Astronomy             • CERN/LHC                 • Neutrino...
The edge of the                              known           • Astronomy             • CERN/LHC                 • Neutrino...
The edge of the                              known           • Astronomy             • CERN/LHC                 • Neutrino...
The edge of the                              known           • Astronomy             • CERN/LHC                 • Neutrino...
Neutrinos               NeutronNot your grandfather’s gravity           www.timeandquantummechanics.comTuesday, May 31, 2011
Neutrinos                                   Neutron               Neutron              DecayNot your grandfather’s gravity...
Neutrinos                                   Neutron         Sudbery               Neutron              Decay          Neut...
Cosmic RaysNot your grandfather’s gravity             www.timeandquantummechanics.comTuesday, May 31, 2011
Cosmic RaysNot your grandfather’s gravity             www.timeandquantummechanics.comTuesday, May 31, 2011
Gravity                                 WavesNot your grandfather’s gravity    www.timeandquantummechanics.comTuesday, May...
Gravity                                 WavesNot your grandfather’s gravity    www.timeandquantummechanics.comTuesday, May...
Gravity                                 Waves                                 Binary pulsarNot your grandfather’s gravity ...
Gravity                                 WavesNot your grandfather’s gravity    www.timeandquantummechanics.comTuesday, May...
WimpsNot your grandfather’s gravity           www.timeandquantummechanics.comTuesday, May 31, 2011
CERNNot your grandfather’s gravity          www.timeandquantummechanics.comTuesday, May 31, 2011
CERNNot your grandfather’s gravity          www.timeandquantummechanics.comTuesday, May 31, 2011
CERNNot your grandfather’s gravity          www.timeandquantummechanics.comTuesday, May 31, 2011
Higgs BosonsNot your grandfather’s gravity             www.timeandquantummechanics.comTuesday, May 31, 2011
String theory &                        Calabi-Yau spacesNot your grandfather’s gravity       www.timeandquantummechanics.c...
Research is the process            of going up alleys to            see if they are blindNot your grandfather’s gravity   ...
Research is the process            of going up alleys to            see if they are blind                  • Quark gluon p...
Research is the process            of going up alleys to            see if they are blind                  • Quark gluon p...
Research is the process            of going up alleys to            see if they are blind                  • Quark gluon p...
Research is the process            of going up alleys to            see if they are blind                  • Quark gluon p...
Research is the process            of going up alleys to            see if they are blind                  • Quark gluon p...
May 27th,                                     2011                             Daily GalaxyNot your grandfather’s gravity ...
May 27th,                                     2011                             Daily GalaxyNot your grandfather’s gravity ...
Since Jan 2010                  • Gravity may be an entropic                        force                  • Universe is d...
• Susskind: Cosmic Landscape,                    black hole war            • Halpern: Collider; Lincoln:                  ...
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Not your Grandfather's Gravity

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A very brief history of gravity & recent developments in the area, especially the FTL neutrinos & Verlinde's entropic gravity.

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Not your Grandfather's Gravity

  1. 1. Not your Grandfather’s Gravity! John AshmeadTuesday, May 31, 2011
  2. 2. Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  3. 3. Endeavor blasts offNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  4. 4. Outline • A brief history of gravity • The Runaway universe • At the edge of the knownNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  5. 5. GalileoNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  6. 6. Orbits of the planetsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  7. 7. Mysterium CosmographicumNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  8. 8. Mysterium CosmographicumNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  9. 9. Mysterium Cosmographicum Science is organized common sense where many a beautiful theory is killed by an ugly fact. - HuxleyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  10. 10. Kepler’s orbits, Newton’s LawNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  11. 11. Kepler’s orbits, Newton’s LawNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  12. 12. Hollow EarthNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  13. 13. CavendishNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  14. 14. CavendishNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  15. 15. Equivalence principleNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  16. 16. Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  17. 17. Of ants & applesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  18. 18. Parallel transportNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  19. 19. Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  20. 20. Riemann Curvature Tensorb d Effect of curvature a b b c a d = ( ∇ ( b ) ∇ ( a ) − ∇ ( a ) ∇ ( b )) cNot your grandfather’s gravity www.timeandquantummechanics.com Tuesday, May 31, 2011
  21. 21. Einstein’s field equationNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  22. 22. Einstein’s field equation x =R x d d abc cNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  23. 23. Einstein’s field equation ⎛ ρ 0 0 0 ⎞ ⎜ ⎟ ⎜ 0 p 0 0 ⎟ x =R x d d abc c ( fluid ) Tµν = ⎜ 0 0 p 0 ⎟ ⎜ ⎟ ⎜ ⎝ 0 0 0 p ⎟ ⎠Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  24. 24. Einstein’s field equation ⎛ ρ 0 0 0 ⎞ ⎜ ⎟ ⎜ 0 p 0 0 ⎟ x =R x d d abc c ( fluid ) Tµν = ⎜ 0 0 p 0 ⎟ ⎜ ⎟ ⎜ ⎝ 0 0 0 p ⎟ ⎠ 1 8π G Rµν − gµν R = 2 Tµν 2 cNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  25. 25. Einstein’s field equation ⎛ ρ 0 0 0 ⎞ ⎜ ⎟ ⎜ 0 p 0 0 ⎟ x =R x d d abc c ( fluid ) Tµν = ⎜ 0 0 p 0 ⎟ ⎜ ⎟ ⎜ ⎝ 0 0 0 p ⎟ ⎠ 1 8π G Rµν − gµν R = 2 Tµν − gµν Λ 2 cNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  26. 26. Quantum gravity • Gravity is itself a source of gravity • Quantum mechanics predicts almost infinite cosmological constantNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  27. 27. Hawking RadiationNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  28. 28. Black hole information paradoxNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  29. 29. Black hole information paradoxNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  30. 30. Thermodynamics & gravityNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  31. 31. Thermodynamics & gravity • Surface gravity ~ TemperatureNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  32. 32. Thermodynamics & gravity • Surface gravity ~ Temperature • Area ~ entropyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  33. 33. Thermodynamics & gravity • Surface gravity ~ Temperature • Area ~ entropy • Mass ~ energyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  34. 34. Thermodynamics & gravity • Surface gravity ~ Temperature • Area ~ entropy • Mass ~ energyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  35. 35. Entropic gravityNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  36. 36. Entropic gravityNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  37. 37. Entropic gravity For me gravity doesn’t exist,” — VerlindeNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  38. 38. NASA / WMAP Science TeamNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  39. 39. NASA / WMAP Science TeamNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  40. 40. Type Ia supernovaNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  41. 41. The music of the spheres http://www.astro.uvic.ca/~alexhp/new/supernova_sonata.htmlNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  42. 42. Baryonic Matter (us)Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  43. 43. Rapidly spinning galaxiesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  44. 44. Seeing the invisibleNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  45. 45. Dark energyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  46. 46. Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  47. 47. The edge of the knownNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  48. 48. The edge of the known • AstronomyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  49. 49. The edge of the known • Astronomy • NeutrinosNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  50. 50. The edge of the known • Astronomy • Neutrinos • Cosmic raysNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  51. 51. The edge of the known • Astronomy • Neutrinos • Cosmic rays • Gravity wavesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  52. 52. The edge of the known • Astronomy • Neutrinos • Cosmic rays • Gravity waves • WimpsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  53. 53. The edge of the known • Astronomy • CERN/LHC • Neutrinos • Cosmic rays • Gravity waves • WimpsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  54. 54. The edge of the known • Astronomy • CERN/LHC • Neutrinos • Higgs Boson • Cosmic rays • Gravity waves • WimpsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  55. 55. The edge of the known • Astronomy • CERN/LHC • Neutrinos • Higgs Boson • Cosmic rays • Wimps • Gravity waves • WimpsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  56. 56. The edge of the known • Astronomy • CERN/LHC • Neutrinos • Higgs Boson • Cosmic rays • Wimps • Gravity waves • Strings • WimpsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  57. 57. The edge of the known • Astronomy • CERN/LHC • Neutrinos • Higgs Boson • Cosmic rays • Wimps • Gravity waves • Strings • Wimps • Baby Black HolesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  58. 58. Neutrinos NeutronNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  59. 59. Neutrinos Neutron Neutron DecayNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  60. 60. Neutrinos Neutron Sudbery Neutron Decay Neutrino DetectorNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  61. 61. Cosmic RaysNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  62. 62. Cosmic RaysNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  63. 63. Gravity WavesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  64. 64. Gravity WavesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  65. 65. Gravity Waves Binary pulsarNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  66. 66. Gravity WavesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  67. 67. WimpsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  68. 68. CERNNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  69. 69. CERNNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  70. 70. CERNNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  71. 71. Higgs BosonsNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  72. 72. String theory & Calabi-Yau spacesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  73. 73. Research is the process of going up alleys to see if they are blindNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  74. 74. Research is the process of going up alleys to see if they are blind • Quark gluon plasmasNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  75. 75. Research is the process of going up alleys to see if they are blind • Quark gluon plasmas • Cyclic universesNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  76. 76. Research is the process of going up alleys to see if they are blind • Quark gluon plasmas • Cyclic universes • InflationNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  77. 77. Research is the process of going up alleys to see if they are blind • Quark gluon plasmas • Cyclic universes • Inflation • Curious abundance of anti- matterNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  78. 78. Research is the process of going up alleys to see if they are blind • Quark gluon plasmas • Cyclic universes • Inflation • Curious abundance of anti- matter •…Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  79. 79. May 27th, 2011 Daily GalaxyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  80. 80. May 27th, 2011 Daily GalaxyNot your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  81. 81. Since Jan 2010 • Gravity may be an entropic force • Universe is definitely 95% mysterious • Neutrino, Cosmic ray, Wimp, & gravitational telescopes online or in development • LHC online & looking for Higgs boson, Calabi-Yau dimensions, ...Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011
  82. 82. • Susskind: Cosmic Landscape, black hole war • Halpern: Collider; Lincoln: large hadron collider • Ananthaswamy: edge of physics • Panek: 4% universe; Hammond: Unknown Universe • Greene, Hawking, Smolin, Yau, Steinhardt & Turok, Wilczek,…Not your grandfather’s gravity www.timeandquantummechanics.comTuesday, May 31, 2011

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