40,000 year old bone from Tianyuan Man

 By sequencing the genomes of people who lived many millennia ago, scientists are starting to fill in the picture of how Asia was populated.

squashing Clovis First

It's well and good to read that squash was being cultivated 10,000 years ago in the Americas, in Peru, no less, but if this is solid research, doesn't this completely destroy Clovis first once and for all?

Hunter-gatherers race across the Bering Strait, pour down through North America and Central America, and then decide to start farming?

Unlikely.

The first wave of people to arrive in the New World came before 11,500 years ago. Thank you, squash, for another nail in the coffin of that theory.