I have a fondness for collecting brain lore–memes about the wonders of the human brain that race around the world for decades. The classic of brain lore is the “ten-percent myth.” As I wrote here, people often claim we only use ten percent of our brain, implying that we’d be supergeniuses if we could just switch on the rest. But that’s just based on a misinterpretation of some studies in the 1930s. Actually, the energy consumed by the cortex is only enough to power one percent of its neurons at any time.

Continue reading “You’re a Dim Bulb (And I mean that in the best possible way)” →

Check out Pharyngula on the new paper that uses penguin fossils to time the evolution of living bird groups. In October I posted this picture of a reconstruction of the penguin in question, which now has a name: Waimanu. I’d just add to PZ’s run down that this fossil is also important because it is part of the transition from flying ancestors to flightless living penguins. Its wings could still bend at the elbows. 

Originally published March 19, 2006. Copyright 2006 Carl Zimmer.

Randy Olson, who sparked a massive discussion here a couple weeks ago in connection to his movie, Flock of Dodos and how to explain evolution, sends an update:

Hello Carl –

Big news here — the official World Premiere of “Flock of Dodos: the evolution-intelligent design circus,” will be at Robert De Niro’s Tribeca Film Festival on the evening of Sunday, April 30 in New York City, followed by three more screenings during the following days. We will have details on our website next week on how to get tickets. Here’s the Tribeca announcement: http://www.indiewire.com/ots/2006/03/tribeca_fest_un.html

Continue reading “Hipster Dodos” →