Cognitive Daily

Archives for June, 2007

This is a guest post by Martina Mustroph, one of Greta’s top student writers for Spring 2007 Rats are often useful models for understanding human behavior,. Testing drugs on rats before testing them on humans is particularly enticing because it is relatively free of ethical concerns (relative to drugging humans, at least), and the amount…

Here in Tuscany, the Munger family has rented a vacation house for a couple of weeks. Typically the day’s biggest event is preparing dinner. Otherwise we generally just lounge around the house, admire the view, read, or converse over a glass of wine. Today we thought we needed a project, so Nora and I decided…

[originally posted on February 2, 2006] In connection to Monday’s posting, Other-race faces: Why do they seem different?, I thought readers would be interested in a post from early last year concerning implicit attitudes on race. The link to the original post is above if you would like to see previous comments. Twelve years ago,…

This is a guest post by Rivka Ihejirika, one of Greta’s top student writers for Spring 2007 Do you find it harder to recognize the face of someone from a race other than your own? Does it take you longer to recall the face of someone from an unfamiliar race? Some researchers believe that we…

Is sunshine good for you?

Yesterday was the summer solstice, and the days are getting shorter; but before you go out and enjoy the sun this weekend: Is sunshine good for you? In other news: AMA weighs in on gaming and internet addiction Coffee ‘could prevent eye tremor’ Brain’s inertial navigation system pinpointed What’s killing American honey bees? Labelling emotions…

This is a guest post by Laura Younger, one of Greta’s top student writers from Spring 2007 Everyone has heard of the concept of reinforcement. You reinforce your child with dessert after finishing his or her vegetables; you praise your dog with ear scratches for not barking at the mailman; or you give yourself a…

Euro-update 4: Sperm whale perception Tuscany is about the last place you might think to go to speculate about the visual system of a whale, but when you’re spending three weeks relaxing in a secluded villa, you have a lot of reading time. I’ve been reading Moby-Dick. Herman Melville describes the sperm whale with almost…

[originally posted on April 20, 2006] If you’re older than about 20, you’ll probably recognize the image to the left from an anti-drug campaign from the 1980s. The image was supposed to represent the effects of drugs on the human brain. While the effectiveness of the campaign is debatable, the fact that it now seems…

This is a guest post by David Kerns, one of Greta’s top student writers for Spring 2007. As movie special effects technology improves, more and more live-action shots are being replaced with computer animation. Harry Potter flies across the Quidditch field; Spider-Man swings from web to web through the cityscape of New York City, and…

This is a guest post by Martina Mustroph, one of Greta’s top student writers for Spring 2007. When you’re typing, your senses of touch, hearing, and sight align. You feel, see, and hear your fingers touch the keyboard. Now imagine that you are outdoors and you feel a drop of water hit your hand. If…