Episode Synopsis "evidence supporting the Big Bang model: 3. Olber’s paradox"

You might remember that we looked at some paradoxes when we studied special relativity earlier this term.  Here is another situation where a paradox can arise.  The German astronomer Heinrich Olbers (1758–1840) asked why the night sky was dark.  At the time, astronomers believed that the Universe was both infinite and steady state (unchanging), so ...

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More episodes of the podcast H fizzics

• charged particles in magnetic fields
• particles in electric fields
• fundamental particles: quarks, leptons and the standard model
• dark matter, dark energy and the end of the Universe
• evidence supporting the Big Bang model: 3. Olber’s paradox
• evidence supporting the Big Bang model: 2. nucleosynthesis
• evidence supporting the Big Bang model: 1. CMBR
• the Universe is bigger than the Milky Way
• redshift
• Einstein’s Special Theory of Relativity