Conscious, human-like machines are so popular in science fiction that it may come as a surprise to learn Artificial Intelligence researchers aren't even sure what it means to ask whether a computer will ever think. In the middle of the last century,

发表于:2019-02-23 / 阅读(89) / 评论(0) 分类 英语时差8,16

Dear Annie: My teenage son hangs around with a young lady, Berta, who seems interested in him. She is a little on the quiet side but seems pleasant and would be pretty if she would only brush her teeth. She has not brushed them in over a year. Berta'

发表于:2019-02-23 / 阅读(53) / 评论(0) 分类 英语时差8,16

The plot of WALLE may be about a steaming heap of garbage, but the film is a garden of unearthly delights. Set in a future where the Earth has become covered in trash, swept by monstrous, rumbling dust storms and whose only bona fide wildlife is the

发表于:2019-02-23 / 阅读(53) / 评论(0) 分类 英语时差8,16

A team of U.S. Navy audiologists conducted a hearing test on a rare beaked whale convalescing at a marine mammal rehabilitation center in the Florida Keys. The mature female whale has been tentatively identified as a Gervais' beaked whale or a Sowerb

发表于:2019-02-23 / 阅读(67) / 评论(0) 分类 英语时差8,16

One of the birthplaces of cinema, Germany today possesses huge film archives crammed with 150,000 movies found on 1 million rolls of film. The film heritage is preserved by the Federal Film Archives, which operates from Berlin and six other cities. O

发表于:2019-02-23 / 阅读(80) / 评论(0) 分类 英语时差8,16

A long wait, on this Moment of Science. You might have heard the old adage that glass is a liquid, and if you go over to Europe and look at the stained glass windows in the cathedrals, you'll find them thicker on the bottom than the top because they

发表于:2019-02-23 / 阅读(47) / 评论(0) 分类 英语时差8,16

Yael: Don, what came first? Language or perception? Don: Hey, is this one of those questions with no answer? Y: No definitive answer, but a couple of theories. The first is that the language you speak affects how you perceive the world. D: So people

发表于:2019-02-23 / 阅读(56) / 评论(0) 分类 英语时差8,16

Yael: You know how they say you should never go grocery shopping when you're hungry? Don: Everything looks delicious. Y: Yes, well, doesn't it seem to you that food is indeed more delicious when you're hungry? I don't normally care for potato chips,

发表于:2019-02-23 / 阅读(62) / 评论(0) 分类 英语时差8,16

Although there has been much debate about whether race has a biological or social basis, the bottom line is that race is a psychological reality for many people. That is, many folks assign other individuals to racial categories based on their appeara

发表于:2019-02-23 / 阅读(51) / 评论(0) 分类 英语时差8,16

Yael: I have a question for you, Don. Paper or plastic? Don: Not that question again, Yael. Does anyone really care whether their groceries are put in plastic or paper bags? Y: Sure they do. In fact, the city of San Francisco has taken an interest in

发表于:2019-02-23 / 阅读(73) / 评论(0) 分类 英语时差8,16

Dear Annie: I am concerned about my dear friend, Laura. She has always been a drinker, but recently her drinking has increased to an alarming level. When Laura is sober, she is a vivacious, outgoing, fun-loving person. However, when she drinks, she c

发表于:2019-02-23 / 阅读(60) / 评论(0) 分类 英语时差8,16

Gertrude Jekyll January, when gardeners in cold climates are forced to remain indoors, is a month to enjoy reading books about flowers. Most books about gardening include references to Gertrude Jekyll. She was an expert on herbaceous borders. Her tra

发表于:2019-03-04 / 阅读(98) / 评论(0) 分类 英语时差8,16

Dear Annie: I am 15 and almost positive that my best friend, Amanda, is anorexic. I know for a fact that she was anorexic two years ago, but she told me she had treatment and is cured. I rarely see Amanda eat lunch at school, and if I ask about it, s

发表于:2019-03-06 / 阅读(131) / 评论(0) 分类 英语时差8,16

Lot's of people want to live longer, and in this Moment of Science Don and Yael discuss some research that gives new insights into longevity. D: You know, when I watch sci-fi movies I notice everyone has a normal aging pattern. You don't encounter pe

发表于:2019-03-06 / 阅读(133) / 评论(0) 分类 英语时差8,16

The Ministry of Transportation and Communications (MOTC) is planning to allocate special bikeways for cyclists in major metropolitan areas. The plan will first be implemented in Taipei for a trial run, then gradually expand to other cities. MOTC offi

发表于:2019-03-06 / 阅读(117) / 评论(0) 分类 英语时差8,16

Dear Annie: My wife of 15 years and I are at an impasse. A year ago, her 30-year-old daughter, Carol, moved in with us and brought her dogs along. Carol has a good job, but contributes nothing and has absolutely no responsibilities. Her mother and I

发表于:2019-03-06 / 阅读(117) / 评论(0) 分类 英语时差8,16

The Group of Eight (G-8) summit last month in Japan was the largest ever, but the G-8 has been unable to function as it should because of its structural problem. For one thing, mainland China, the world's third largest economy after the United States

发表于:2019-03-06 / 阅读(120) / 评论(0) 分类 英语时差8,16

Mike: I think my cat might be coming down with something. Amanda: Poor thing. She has looked a bit unhappy recently. Do you think she's sick? Mike: I don't know, but it's better to be safe than sorry. Let's take her to the vet; she needs a couple of

发表于:2019-03-06 / 阅读(115) / 评论(0) 分类 英语时差8,16

Dear Annie: I'm a 15-year-old girl, and my friend Kendall has stolen a ring from me. I've known Kendall for a couple of years, and recently we've become best friends. I invited her over to my house and showed her the ring, and she really liked it. Th

发表于:2019-03-06 / 阅读(161) / 评论(0) 分类 英语时差8,16

Do you remember who won the world series in nineteen sixty- eight, but forget where you left your keys? Are you great at remembering all the details of a story, but lousy when it comes to remembering peoples names? What our brains choose to remember,

发表于:2019-03-06 / 阅读(141) / 评论(0) 分类 英语时差8,16