DNA studies reveal that the First Americans came from Asia in 3 main groups. And then they mingled and merged. The oldest American human remains, from Oregon, are now dated at 14,500 years ago. They are not bones. Tools from this site are different from Clovis, and maybe older. SCOTUSblog presents a tick-tock explaining how and why CNN and Fox News messed up the Supreme Court's Obamacare decision so badly. Is "Obamacare" a dirty word?