Tornado Alley (PROG)

[arizona1]

There were so many embedded links attributed in the article, I didn't bother. These are the only two pictures the author posted and there are hundreds of comments so I don't know. Doesn't tell much. lol


*** Local Caption ***
Something made sets of stone tools half a million years before the whole human genus appeared. But who did it?

We don't have a very easy time working out how species of fossil human relatives are connected. Here's one recent tree based on features of teeth, jaws, and skulls.

Based on work by Mana Dembo and coworkers https://t.co/E0IxLzCgAm pic.twitter.com/UrhhGnIr5N

— John Hawks (@johnhawks) February 18, 2023