Just as shrinking transistors makes computers more powerful, brains with smaller components could in principle pack in more power and become faster. Human neurons, however--and in particular, their long “tails,” called axons--may already be at (or close to) their physical limit.
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Feed SubscriptionVideo: Calif. girl survives rabies without treatment
CBS News correspondent Terry McCarthy reports on the rare case of an 8-year-old girl in Calif. that survived a rabies diagnosis.
Read More »Girl survives often-fatal rabies diagnosis
Calif. 8-year-old Precious Reynolds is one of just three Americans who has ever survived illness
Read More »Pandora’s IPO: Beyond The Music
Leading Net radio service Pandora has just priced its IPO, ready to lead a nascent industry into the next phase.
Read More »How to Fast Forward Your Goals
%excerpt% Visit link: How to Fast Forward Your Goals
Read More »Sedentary lifestyle tied to diabetes, heart disease, premature death: Is TV to blame?
Every two hours of television time ups risk for diabetes by 20 percent, heart disease by 15 percent, new study shows
Read More »Problems Without Passports: Scientific Research Diving at USC Dornsife–Experiential Learning and Communicating
Once, while lecturing 150 freshmen about the value of the natural world in which we live I paused and asked, "How many of you can tell me the current phase of the moon?” None could. [More]
Read More »FDA sunscreen labels plan blasted by watchdog group
Environmental Working Group says federal agency "caved to industry and weakened its safety standards"
Read More »Video: FDA issues new sunscreen guidelines
The FDA is issuing the first new sun block guidelines in over thirty years. Betty Nguyen reports, the goal is to reduce skin cancer by changing the labels on sunscreen products.
Read More »Anthony Weiner’s behavior likened to addict’s: What will treatment involve?
Experts say embattled congressman must first change his behavior, and then look at what fueled it
Read More »PGT: Players worried about Congressional’s greens
%excerpt% Read the original here: PGT: Players worried about Congressional’s greens
Read More »The Power of Theory in Science
"He who loves practice without theory is like the sailor who boards ship without a rudder and compass and never knows where he may cast." -Leonardo Da Vinci It's often lonely, these days, as a theorist. As soon as most people hear the word theory , in fact, they start thinking about something like this: [More]
Read More »Scent of a Human: The Battle against Mosquitoes (preview)
Mosquitoes have remarkably refined powers of smell.
Read More »The Nose Knows: How Malaria Mosquitoes Sniff Out Human Targets [Slide Show]
Scientists have never fully understood how mosquitoes distinguish the smell of human breath and sweat from other odors in nature. To learn more, molecular biologist John Carlson at Yale University and colleagues relied on a mutant strain of fruit fly. Each of a series of mosquito genes that code for smell receptors was transplanted, individually, into the fruit flies, which have an "empty" smell-detecting neuron lacking smell receptors
Read More »iFive: Pandora Prices IPO, China-U.S. Cyber War?, Color Loses Founder, Next-Gen Xbox In Testing, Garmin Buys Navigon
This is the complete rear face of the sun, imaged for the first time in this manner by NASA's two STEREO solar imaging spacecraft on June 1. It's intriguing, and also relevant: Scientists are predicting that the next 11-year Solar Cycle could be very muted, which some suggest leads to an extended period of cold weather on Earth.
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