Thanks Hank Green.
π mph is roughly e knots.
African Wild Dogs decide on when to go hunting by voting. If there is a supermajority of votes in favor of hunting, they will go out and hunt. If that quorum is not reached, they will stay home.
The people who built the stone towns of Gobekli Tepe and Carahan Tepe in Anatolia in Turkey, built and lived their villages so long ago, that the very first historical civilization recognized as such, with cities and writing - the ancient Sumerians - are closer to us in time than to those hunter/gatherer people, who lived near the Atlas Taurus Mountains foothills and the rivers and tributaries that eventually merge into the Eufrates further downstream.
The time between the last living stegosaurus and the last living tyrannosaurus is greater that the time between the last tyrannosaurus and today.
In the movie “Catch Me If You Can”, the french police officer that arrests Leonardo DiCaprio who is playing a young Frank Abagnale Jr. Is Frank Abagnale Jr.