Can you tell if a man is dangerous just by looking at his face?
a slate.com: Now some of the "new physiognomists" are resurrecting an old claim: that you can gauge a man's penchant for aggression by the cut of his jib. Last fall University of California-Santa Barbara psychologist Aaron Sell reported that college students could accurately estimate the upper body strength of unfamiliar men after viewing their faces alone. (The men's necks were obscured.) The students did equally well with fellow undergraduates and men from South American indigenous groups—all of whom had had…
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Can laughter reduce pain?
a BrainBlogger: Studies exploring the role of humor in pain perception involve showing participants funny videos prior to the “cold presser task,” in which participants submerge their hand into very cold water for as long as possible. Researchers measure the time it takes before the participants declare that the task is painful, indicating “pain threshold,” and the subsequent time that they can bear the pain, known as “pain tolerance.” One study found that when participants view a humorous video, compared…
1 min read
