an exploding star caused us to walk upright?
the journal of Michael Werneburg
twenty-seven years and one million words
Toronto, 2019.05.29
It's pretty amazing to see what we can work out these days, such as a distant supernova leading to humanity's ancestors walking upright. Or so we're learning this morning. Pity that we're making such a hash of both the opportunity we've been given and the geologic record at the same time.