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Cosmology W13 - Physics Department, UCSB

Cosmology W13 - Physics Department, UCSB

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• Olbers postulated that<br />

the Universe was<br />

filled with an<br />

absorbing medium,<br />

like fog<br />

• However, if light is<br />

absorbed it will also<br />

re-radiate, producing<br />

light albeit at different<br />

wavelengths, so this<br />

doesn’t work!<br />

Olbers’ paradox.<br />

Olbers’ solution.

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