Word: learne
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...This is higher-order learning, and it takes multiple trials to learn," explains Sheryl Smith, a professor of physiology and pharmacology at Downstate. Prepubescent mice mastered the task quickly. Postpubescent mice also did quite well. But mice in the throes of puberty, which occurs at age 5 weeks, couldn't seem to get it through their furry little heads...
...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...
...attract fans when he's not in his giant fantasy-film franchise; in Star Wars terms, he's more Mark Hamill than Harrison Ford. That would make Stewart the new Carrie Fisher. If she's to tread Fisher's path, she'd better cultivate a sassy tongue and learn to write clever, withering books about herself...
...meeting happened in 2005 and Khafif said he was surprised to learn how much homework Trump had done beforehand. "He had done a lot of due diligence. That's what let me walk through that door; it's not easy to walk through that door," Khafif says. Trump "already knew that the country was booming," but "hates to fly or leave the country." The day after the meeting, Khafif said he received an early morning phone call. "I hear a voice that sounded like Trump, but I thought it was friend who can imitate voices. Two minutes later I realized...
...what made you quit for good? Really, I think I learned what I ended up there to learn. There were other things I wanted to do. I also wanted to understand the experience, and I knew I couldn't do that until I had some distance from it, some objectivity...