Darkness at Night
by Edward Harrison
When people think about darkness at night they take it as obvious that it’s because the sun isn’t shining on that side of the earth. But actually it’s a lot more mysterious – in fact it’s a 400-year mystery… The whole sky should be papered with stars and as bright as the surface of the sun from horizon to horizon.
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“When people think about darkness at night they take it as obvious that it’s because the sun isn’t shining on that side of the earth. But actually it’s a lot more mysterious…” Read more...
Marcus Chown, Science Writer
