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The Head Lines section of Scientific American Mind's September/October issue mentioned the following articles in brief. Click on the links to learn more about them.
A tendency to pursue numerous richly stimulating activities strongly predicts creativity.
Your "roaming entropy," or the frequency and variety with which you get out and about, likely affects your brain health. In a study of adult mice, the animals with higher roaming entropy had a greater proliferation of adult-born neurons.
People with anorexia think they are bigger than they really are. Now evidence shows this body schema informs unconscious behavior.
How moral is your money? In a new study, people valued their earnings less when the source was ethically dubious.
Contagious yawning emerges in children at the age of five or six. It may relate to empathy, which also develops around this time.
Do you tend to second-guess your choices? To commit to a decision, place barriers between you and the roads not taken.
Marijuana use may harm the teenage brain. Recent research suggests that smoking pot at younger ages drives down IQ.
Watch out for "email apnea." Some 80 percent of people may briefly stop breathing or breathe shallowly when looking at a screen.
Bad news for bexarotene, a cancer drug touted as a boon for Alzheimer's disease: four labs have failed to replicate earlier effects.
Humans can acquire entirely new information while they sleep.
