Word: whether
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...fascinating study published in the current issue of Science helps fill in a bit of the picture, drawing evidence from that research-friendly fellow mammal, the mouse. The authors, a team from State University of New York Downstate Medical Center, wanted to look at whether the ability to learn is affected by changes in brain chemistry that occur at puberty. They devised a task that was relatively complex (at least for a mouse) and required learning how to avoid a moving platform that delivered a very mild shock. (See the top 10 animal stories...
...might this relate to humans? Actually, mild stress has been shown to improve learning in people; too much does the opposite. Smith wonders whether the discovery may help explain certain learning declines, like the drop-off in the ability to learn to speak a foreign language without an accent, which occurs sometime around puberty...
...Seattle, Myers is heading up the NIMH study that is specifically designed to determine whether expert psychiatric care through telemental health is more effective than treatment in a typical primary-care setting for children ages 6 to 12 who have attention-deficit/hyperactivity disorder...
Since wheat prices have continued to rise since 2008, officials believe the farmers will be more amenable to change. But much will depend on whether the farmers can be persuaded that they've seen the last of the Taliban. Many fear the insurgents will return and punish those who cooperated with U.S. and Afghan officials...
...Second Amendment guarantee: the right to carry a gun without fear that it will be confiscated. In at least three states--including, oddly, Texas--it is illegal to carry a gun openly. The Supreme Court recently heard arguments in McDonald v. Chicago, a case that will decide whether state and local gun-control ordinances violate the Second Amendment. The court is expected to rule on the case before the Justices adjourn in June for the summer. In the meantime, gun advocates and opponents are fixed with anticipation and worry--hence the OpenCarry.org demonstrations of firepower...