Image credit: Tech Explorist Every once in a while, a story comes along that just makes me giggle, and also forces me to fix some misinformation living in my brain. Consider the microscopic black hole. In my brain, these diminutive creations of the early universe should all have evaporated away thanks to Hawking Radiation. It turns out, however, I was thinking too small. While the tiniest of possible primordial black holes - those measuring hundreds of million tons and smaller - will indeed have evaporated away, those that are a bit bigger - say a billion metric tons or larger - should all...

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