Toads, spells, potions, flying brooms, propecia and witch’s brews–witchcraft is all about neuroscience.
Today’s New York Times has a nice video showing how stimulating a small set of neurons in the amygdala can turn off a rat’s motivation to eat. The stimulation relies on a newly discovered technology called ‘optogenetics’. Continue reading
Upload your consciousness into a computer with these 5 easy steps.
We are time surfers, riding a wave made of ephemeral moments toward a future of our own imagining.
Suddenly something streaks into your peripheral vision. Instantly, you jump back and raise your arms defensively. “What was that!” You exclaim in shock. Only then do you realize that the blurred streak you just dodged was a wayward basketball zinging like a missile on a collision course for your face. A rush of adrenaline flushes through your blood setting your heart pounding and muscles twitching, but there is nothing left to do. Your brain’s rapid response defense system has already detected the threat and avoided it before your conscious mind is even engaged. How is that possible, scientist, Peng Cao and colleagues of the Chinese Academy of Sciences wondered?
The debut of Bruce Jenner’s sex change on the cover of Vanity Fair was stunning, but superficial. A deeper question than her newfound beauty is: What about her brain?
From the black-and-white days of I Love Lucy to the blue-ray lasers of today’s Game of Thrones in dazzling 3D, parents have worried that television might harm their child’s brain development. Now the answer is plain to see. Brain imaging (MRI) shows anatomical changes inside children’s brains after prolonged TV viewing that would lower verbal IQ. Continue reading