Archive for the ‘Brains & computers’ Category

Internet: The fastest teacher? - Wednesday, October 21st, 2009

MRI scans of older people show major differences between searchers and non-searchers. After seven hours of Internet experience, those differences disappear. Honest? Could changing the brain be this easy?

Driving while blabbing - Thursday, September 17th, 2009

How many dead? Research and real-life experience prove that people die when drivers pick up the cellphone. Even worse: texting on the road!

Brain battle - Thursday, April 23rd, 2009

As the day wears on, both sleep pressure and the brain’s alerting signal rise, until sleep pressure triumphs. [Nod]. New brain study explains why night owls don’t get as sleepy during the day.

Discussing disgust - Thursday, February 26th, 2009

Disgust caused by filthy food, feces, and an unfair deal all trigger the same facial expression. So is our moral disgust the same as the primitive disgust caused by toxic food?

Warm hand = warm heart? - Thursday, October 30th, 2008

New study finds that holding a warm cup of coffee for a few seconds can make us see other people as warmer, more outgoing. How come?

Reading the brain; controlling the muscles - Thursday, October 16th, 2008

A single neuron in the brain may deliver enough information to control a muscle. These results could eventually help bypass the spinal cord, allowing paralyzed people to control their own muscles.

Small is beautiful: Nanotech meets biology! - Thursday, September 25th, 2008

Biology operates on the nanometer scale, and now ultra-small technology is producing monster benefits for genetic analysis, cell biologists, and the treatment of blinding glaucoma.

Alcohol: Molecule curbs drinking among rats; are humans next? - Thursday, June 12th, 2008

Injecting a protein in the brain stifles the drive to drink among lab rats; one dose lasts three hours or more. Does GDNF offer a new angle on alcoholism?

Overcoming paralysis - Thursday, May 29th, 2008

Brain electrodes allow monkeys to move robot arm and feed themselves. Experiment proves it’s possible to bypass spinal cord to create simple motion.

Mechanical mouth makes debut - Thursday, May 15th, 2008

To measure the molecules that give food taste, you need a standardized eating machine. One has finally arrived, courtesy of food technologists in France (of all places!). Meet the mechanical masticator!

Cool Science Images

SciMax Theater

Virtual Science!

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