For many years, scientists have been extracting DNA from the bones of ancient humans, humanoids and animals to paint a picture of evolution and species movement. Despite what’s been portrayed in the ...

Sometimes life isn't all beer and skittles. This summer (almost wound down, thank the Fates) has not been all that great for me, with the possible exception of the really productive monsoon season. I ...

Every September, after the summer rain backs off but before the mornings get too cold, a pack of RATS descends on the desert near Flagstaff, Ariz., to spend two weeks testing technologies that will ...