We humans dont always make the best choices. But now a study in the journal Neuron demonstrates that maybe our brains do make the best possible decisionsbut only if its done unconsciously. Alex Pouget at the University of Rochester takes a look at un

发表于:2018-12-02 / 阅读(66) / 评论(0) 分类 Scientific American(十二)月

Talks With Russia in Spotlight as Kerry Visits Berlin U.S. Secretary of State Kerry's visit to Berlin is short but significant. With some recent tensions simmering between the U.S. and Russia, his talks with Russian foreign minister Sergei Lavrov are

发表于:2018-12-08 / 阅读(33) / 评论(0) 分类 VOA标准英语2013年(二月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. You probably remember exactly what you were doing when you first heard the news on 9/11. Thats because the brain has ways to file information so that thi

发表于:2018-12-24 / 阅读(55) / 评论(0) 分类 Scientific American(一)月

By Melinda Smith Washington 07 November 2007 Cholesterol reducing drugs are some of the most common medications prescribed around the world. They are highly beneficial in reducing heart disease. Now they are gaining new respect as a drug that may del

发表于:2019-01-30 / 阅读(48) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Anjana Pasricha New Delhi 04 April 2006 The Nepali government is making plans to halt an anti-monarchy strike due to be held in the capital later this week. Maoist rebels, however, have declared a

发表于:2019-02-03 / 阅读(85) / 评论(0) 分类 2006年VOA标准英语(四月)

By Alisha Ryu Nairobi 09 May 2006 In recent months, Mogadishu, Somalia has become a deadly battleground between militias loyal to Islamic courts and a newly formed anti-terror coalition that is believ

发表于:2019-02-06 / 阅读(147) / 评论(0) 分类 2006年VOA标准英语(五月)