Word: experimental
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At Temple University, Steinberg has been studying another kind of judgment: risk assessment. In an experiment using a driving-simulation game, he studies teens and adults as they decide whether to run a yellow light. Both sets of subjects, he found, make safe choices when playing alone. But in group...
Other researchers are exploring how the adolescent propensity for uninhibited risk taking propels teens to experiment with drugs and alcohol. Traditionally, psychologists have attributed this experimentation to peer pressure, teenagers' attraction to novelty and their roaring interest in loosening sexual inhibitions. But researchers have raised the possibility that rapid changes in dopamine-rich areas of the brain may be an additional factor in making teens vulnerable to the stimulating and addictive effects of drugs and alcohol. Dopamine, the brain chemical involved in motivation and in reinforcing behavior, is particularly abundant and active in the teen years...
Aside from leaving your DNA behind and aside from your official experiments, is there anything you've wanted to do in space that you hope to get a chance to do while you're up there? No one's asked and therefore I've never said, but there is one...
This country's move into big-time debt exports began with the big-time government deficits of the early 1980s--which had to be financed by somebody. "The Reagan Revolution was essentially an experiment in seeing how much money America could borrow from overseas," says Murphy, who at the time...
Four Harvard physics professors—John Huth, Joao Guimaraes da Costa, Masahiro Morii, and Melissa Franklin—remain intimately involved with the $8 billion collider, which stands as the most expensive scientific experiment ever attempted, and, when fully operational, may help bring to light particles and forces hitherto...