Samir’s Selection 07/30/2013 (p.m.)
How Has the Human Brain Evolved?: Scientific American
“For the first two thirds of our history, the size of our ancestors’ brains was within the range of those of other apes living today. The species of the famous Lucy fossil, Australopithecus afarensis, had skulls with internal volumes of between 400 and 550 milliliters, whereas chimpanzee skulls hold around 400 ml and gorillas between 500 and 700 ml. During this time, Australopithecine brains started to show subtle changes in structure and shape as compared with apes. For instance, the neocortex had begun to expand, reorganizing its functions away from visual processing toward other regions of the brain.
The final third of our evolution saw nearly all the action in brain size. Homo habilis…
Homo sapiens… “
How Facebook Can Avoid a Slow, Painful Death | Wired Opinion | Wired.com
Feud Watch: India’s Two Most Famous Economists Get Snippy | War of Ideas
Jagdish Bhagwati and Arvind Panagariya
Gary Shteyngart: Confessions of a Google Glass Explorer : The New Yorker
“I had the general sense that I had allowed technology to run me over. Now I was more Eunice than Lenny, an occasional rather than a voracious reader, a curator of my life rather than a participant, a man who could walk through a stunning national park while looking up stunning national parks…
You can imagine a time when different parts of our bodies are adapted for different needs.”
Posted from Diigo. The rest of my favorite links are here.