When did bison first join North America’s megafauna?
EnlargeScott Kublin reader comments 3 Share this story North America, before the arrival of humans, had some crazy critters. Among the cast of giants was the wooly mammoth and its cousin the mastodon, as well as beavers that could stand two meters tall. But if you could go back just a little bit further, you’d find that one North American icon is missing—the...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark