Hot Cool@school Posts

News: It-doesnt-pay-to-be-intelligent

If you’re so smart, why aren’t you rich? Although money and mental muscles may seem a natural match, brains, alas, may be more hindrance than help when it comes to getting rich, concludes a new study in the journal Intelligence.”It is still not well understood why some people are rich and others are poor,” writes study author Jay Zagorsky of Ohio State University. “Luck, timing, parents, choice of spouse and many other factors play important roles in shaping an individual’s circumstances,” he...

World’s Total CPU Power: One Human Brain

By John Timmer, Ars Technica How much information can the world transmit, process, and store? Estimating this sort of thing can be a nightmare, but the task can provide valuable information on trends that are changing our computing and broadcast infrastructure. So a pair of researchers have taken the job upon themselves and tracked the changes in 60 different analog and digital technologies, from newsprint to cellular data, for a period of over 20 years.

News: 6 Hours of Sleep Not Enough Say Scientists

Scientists have good and bad news for hard-driving people who boast they need only six hours of sleep a night. The good news is a few may be right: Researchers at the University of California-San Francisco have identified a family with a genetic mutation that causes members to require only six hours sleep a night. The bad news? The gene is vanishingly rare in humans, found in less than 3% of people.

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