Archives for December 18, 2007

Teachers: Don’t let this happen to you!

Science News Tidbits

Male Semen Makes HIV More Potent More than 80 percent of human immunodeficiency virus (HIV) infections are transmitted via sexual intercourse. And researchers may have discovered at least one reason why. According to a new study published in Cell, a component of human semen may facilitate the spread of the virus by targeting immune system…

I’m putting this bit of human biogeography under the “species coming and going” category: Greenland DNA could hold key to migration mysteries: researchers from PhysOrg.com Danish researchers are to sieve through human and skeletal remains on Greenland in a quest to explain an enduring enigma over the island’s settlement over thousands of years, one of…

My Linux Calendar

Dec 18 Konrad Zuse died in Hünfeld, 1995. Zuse was an engineer and a pioneer in the computer field. He developed the world’s first functional program-controlled computer, the Z3, in 1941. He also designed the first high-level programming language, Plankaklul in 1948, although the langauge was never implemented during his lifetime. He also founded the…

Atheists are smarter

Statistically, atheists have a higher intelligence than people with a strong religious faith. The difference is 5.8 points, according to a new study by the Danish professor of developmental psychology, Helmuth Nyborg. Read all about it here.

Before I sign on to this, I want to know what happens when the vehicles become self aware and take over the planet: Vehicles That Talk to Each Other Know What Lanes They’re In from PhysOrg.com A standard GPS receiver has an average 2D-positioning accuracy of about 13 meters. While this precision is high enough…

The knature of knowldge

I wanted to point out two interesting posts both having to to with the nature of knowledge, or as we call it here in Minnesota (where the “k” in “Knute” is proudly pronounced).

Encephalon #38

The Blog Carnival, is here.

You will recall this story about a woman raped in Saudi Arabia and convicted of her crime of being a victim. There is an update.

Cooking and Human Evolution

From Scientific American, a piece on the “Cooking Hypothesis” (which yours truly helped develop some years back). Our hominid ancestors could never have eaten enough raw food to support our large, calorie-hungry brains, Richard Wrangham claims. The secret to our evolution, he says, is cooking Cooking does indeed turn a lot of stuff that is…