EPISODE · Jul 6, 2018 · 8 MIN
Are there more stars than grains of beach sand?
from More or Less · host BBC Radio 4
The astronomer, Carl Sagan, famously said that there were more stars in our Universe than grains of sand on the Earth’s beaches. But was it actually true? More or Less tries to count the nearly uncountable. Content warning: This episode includes gigantically large numbers. (Photo: The barred spiral galaxy M83. Credit: Nasa).
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Are there more stars than grains of beach sand?
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