Did the disappearance of the elephant caused the rise of modern man? Humans are not good at extracting energy from plants or converting protein to energy. Without fire to allow for better conversion, fat was a vital part of early man's diet. Elephants being slower and larger than many other prey was a prime hunting target. When the number of elephants declined, man had to find other sources. Hunting smaller, faster prey resulted in a change in human evolution. Man became lighter and their brain size increased to handle the requirements for hunting enough animals to provide the necessary fat.
A great infographic on what makes people leave a website. A lot of this is common sense, but there's good advice on how to fix it, and illustrations that bring the point home.
Infographic: The Truth About Facebook & Grades
The Labyrinth of Genre A browseable and searchable map of music genres, with short samples.
Nerd Wallet is a credit card comparison site that helps you filter cards based on select criteria. You can also limit your search to credit cards from credit unions. See also: the Nerd Wallet blog, with credit card industry and rewards news, and an interview with Tim Chen, founder of Nerd Wallet.
Say Hello to My Little Friend. Mary Roach examines the history of head shrinking among Amazon tribes and Americans' fascination with the little things. She also includes a handy DIY guide.
The Star Wars Holiday special, in its entirety, complete with original commercials. You are welcome.
Take a Panoramic Virtual Tour of Smithsonian National Museum of Natural History. Available as a full-screen virtual tour starting entry rotunda and navigating from there, or jump to individual rooms.
The TV show Bones is loosely based on the life of forensic anthropologist and author Kathy Reichs. But how much science does the show get right? Can you really use the mandibular angle to figure out the sex of the victim? What about diagnosing Fibrodysplasia ossificans progressiva from a tiny bone fragment? Biological anthropologist Kristina Killgrove dissects the science of each episode on her blog, Powered by Osteons.
Vi Hart's Möbius Music Box, featuring a theme from the Harry Potter Septet.
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