Classroom: Extraordinary Concepts in Physics

Interesting physics explained with many thought experiments and little math.
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  • Introduction: Extraordinary Concepts in Physics
    by RJN »
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    Last post by RJN
  • Cosmology: Mass and Energy I
    by SsDd »
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    89150 Views
    Last post by eurbelts
  • UFOs and Pseudoscience
    by SsDd »
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    145649 Views
    Last post by Ann
  • Delayed Choice Quantum Eraser
    by SsDd »
    17 Replies
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    Last post by dllamas
  • Quantum Splitting
    by SsDd »
    3 Replies
    58970 Views
    Last post by Carl Eriksson
  • Double Slit Experiments II
    by SsDd »
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    37650 Views
    Last post by geckzilla
  • Uncertainty Principle III:- Single Slit Experiment
    by SsDd »
    2 Replies
    38321 Views
    Last post by bystander
  • Big Bang, The
    by SsDd »
    1 Replies
    57815 Views
    Last post by objetivonocturno
  • Black Hole Evaporation
    by SsDd »
    4 Replies
    52313 Views
    Last post by jameshardy
  • Inflation
    by SsDd »
    1 Replies
    36145 Views
    Last post by juanacsanford
  • Uncertainty Principle I
    by SsDd »
    1 Replies
    38846 Views
    Last post by Psnarf
  • Double Slit Hide and Seek
    by SsDd »
    4 Replies
    41493 Views
    Last post by DG1
  • Double Slit IV: Quantum Eraser: Home Version
    by SsDd »
    3 Replies
    39434 Views
    Last post by owlice
  • Distance Scales in the Universe II
    by SsDd »
    1 Replies
    36452 Views
    Last post by MrsDK
  • Arrow of Time, The
    by SsDd »
    1 Replies
    41832 Views
    Last post by smitty
  • Special Relativity I
    by SsDd »
    10 Replies
    62581 Views
    Last post by FlamencoChuck
  • Pauli's Exclusion Principle
    by SsDd »
    1 Replies
    36376 Views
    Last post by zemoxian
  • Speed of Gravity
    by SsDd »
    4 Replies
    38639 Views
    Last post by Chris Peterson
  • Distance Scales in the Universe I
    by SsDd »
    3 Replies
    42320 Views
    Last post by noiro
  • Virtual Particles
    by SsDd »
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    Last post by LimeyJim
  • Special Relativity III: Hard Paradoxes
    by SsDd »
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    59033 Views
    Last post by Roger Overcash
  • Search for Life:- Extrasolar Planets
    by SsDd »
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    37900 Views
    Last post by dougettinger
  • Potpourri:- Gravity
    by SsDd »
    3 Replies
    37430 Views
    Last post by dougettinger
  • General Relativity: Curved Spaces
    by SsDd »
    3 Replies
    45924 Views
    Last post by neufer
  • Maxwell's Demon
    by SsDd »
    2 Replies
    37666 Views
    Last post by Moonshadow
  • Search for Life:- SETI
    by SsDd »
    3 Replies
    38403 Views
    Last post by Céline Richard
  • String Theory (Overview)
    by SsDd »
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    34946 Views
    Last post by SsDd
  • Potpourri:- Quantum Mechanics
    by SsDd »
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    35116 Views
    Last post by SsDd
  • General Relativity: Black Holes
    by SsDd »
    1 Replies
    47825 Views
    Last post by maplebayou1
  • Expanding Universe
    by SsDd »
    1 Replies
    35547 Views
    Last post by bystander
  • Negative Mass
    by SsDd »
    5 Replies
    39993 Views
    Last post by maplebayou1
  • General Physics Paradoxes
    by SsDd »
    0 Replies
    35508 Views
    Last post by SsDd
  • Mathematical Fallacies
    by SsDd »
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    35361 Views
    Last post by SsDd
  • Parlor Tricks
    by SsDd »
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    34936 Views
    Last post by SsDd
  • Perpetual Motion
    by SsDd »
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    35130 Views
    Last post by SsDd
  • Time Travel II
    by SsDd »
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    33745 Views
    Last post by SsDd
  • Time Travel I
    by SsDd »
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    34539 Views
    Last post by SsDd
  • Double Slit Experiments I
    by SsDd »
    1 Replies
    38858 Views
    Last post by v13
  • Anthropic Principle, The
    by SsDd »
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    38781 Views
    Last post by SsDd
  • Multiverses
    by SsDd »
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    41821 Views
    Last post by SsDd
  • Quantum Entanglement I
    by SsDd »
    2 Replies
    44959 Views
    Last post by maplebayou1
  • Cosmology: Mass and Energy II
    by SsDd »
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    38706 Views
    Last post by SsDd
  • Age of the Universe
    by SsDd »
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    41147 Views
    Last post by SsDd
  • Microwave Background
    by SsDd »
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    33631 Views
    Last post by SsDd
  • Olbers Paradox and the Distant Universe
    by SsDd »
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    36362 Views
    Last post by SsDd
  • Trip to a Black Hole II
    by SsDd »
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    36891 Views
    Last post by SsDd
  • Trip to a Black Hole I
    by SsDd »
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    39964 Views
    Last post by SsDd
  • Le Sage Gravity
    by SsDd »
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    34183 Views
    Last post by SsDd
  • Double Slit III: Delayed Choice
    by SsDd »
    1 Replies
    37936 Views
    Last post by maplebayou1
  • Quantum Tunneling and Spin
    by SsDd »
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    35021 Views
    Last post by SsDd
  • Quantum Entanglement II
    by SsDd »
    0 Replies
    35313 Views
    Last post by SsDd
  • Quantum Mechanics II:- Schrodinger's Cat
    by SsDd »
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    42187 Views
    Last post by SsDd
  • Quantum Mechanics I:- Interpretations
    by SsDd »
    0 Replies
    35443 Views
    Last post by SsDd
  • Uncertainty Principle II:- Circumventions
    by SsDd »
    0 Replies
    34452 Views
    Last post by SsDd
  • Spaceship Relativity
    by SsDd »
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    40481 Views
    Last post by SsDd
  • Special Relativity II: Paradoxes
    by SsDd »
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    35343 Views
    Last post by SsDd

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