Computers Go Head-to-Head with Humans on Face Recognition Google and Facebook both do a nice job identifying your friends in photosa testament to how good machines have gotten at studying human faces. But how well would an algorithm fare, when pitted

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 2018年科学美国人5月

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(56) / 评论(0) 分类 初学者听力文摘精选

Dear A Moment of Science, 亲爱的《科学一刻》栏目组: I know that humans and chimps share something like 98 percent of our DNA. But what does this really mean? At least on the surface, humans and chimps seem very different we live in hous

发表于:2018-12-28 / 阅读(55) / 评论(0) 分类 初学者听力文摘精选

博妮 柏索发现细菌间是会交谈的,它们用一种化学语言来达到共同防卫,协同攻击的行为。这个发现对今后的医疗,工业有着重大的意义,包括怎样认识我们人类自己。

发表于:2019-01-05 / 阅读(113) / 评论(0) 分类 TED公开课:生态谜云

Brian Cox教授带我们用物理学揭开种种宇宙奇迹的奥秘,阐释人类和宇宙的深邃联系。

发表于:2019-01-06 / 阅读(137) / 评论(0) 分类 BBC纪录片

男女有别 1)女人在找到丈夫之前,总是担心未来; 男人在找到老婆以前,从不担心未来。 2)世界各地的男人都把唠叨列在最讨厌的事情之首。在美国,每年有2000个杀妻犯承认之所以杀妻是

发表于:2019-01-17 / 阅读(64) / 评论(0) 分类 英语万花筒

Long Live Us About a century ago, the average life-span for Americans was about 50 years. Today, the typical American lives for around seventy-eight years. According to a German aging study, the maximum life span in industrialized countries has incre

发表于:2019-01-26 / 阅读(53) / 评论(0) 分类 英语听力文摘 English Digest

Science and Technology Animal obesity The fat cat cometh 科技 动物肥胖 肥猫报到 It is not just human beings that are getting fatter. Animals are, too 不只人类正在变胖,动物亦然 IN THEIR attempts to explain the global epidemic o

发表于:2019-01-26 / 阅读(63) / 评论(0) 分类 经济学人科技系列

JUDY WOODRUFF: Hari Sreenivasan looks at the promise and perils of Silicon's Valley push into a realm once dominated by government contractors. HARI SREENIVASAN: The race for the next big thing is already under way in the private sector. Companies li

发表于:2019-01-27 / 阅读(289) / 评论(0) 分类 PBS访谈教育系列

Fuel from human waste 人类排泄物可转化为燃料 Windpower: One form of renewable energy 风能:一种可再生能源 A new process which turns human excrement into valuable fuel has been developed by scientists in Thailand. They have produc

发表于:2019-01-30 / 阅读(62) / 评论(0) 分类 双语有声阅读

你有没有想过,自己是人类吗?泽.法兰克给出了一系列的简单的问题会决定这个议题。请放松并且跟着提示。让我们开始吧

发表于:2019-02-05 / 阅读(87) / 评论(0) 分类 TED公开课:头脑游戏

Prometheus普罗米修斯PrometheusPrometheus was a Titan .In the war between Zeus the giants he had stood on the side of the new Olympiangods.Out of the clay he made the first man,to whom Athena gave soul and holy breath.Prometheus spent a lot of ti

发表于:2019-02-05 / 阅读(70) / 评论(0) 分类 英语美文

Ke Jie says the machine is improving its play every day, which is hard for human beings to achieve. I said before that I could beat AlphaGo easily and now I still believe I have more chances to win the match against AlphaGo. But the thing is AlphaGo

发表于:2019-02-05 / 阅读(81) / 评论(0) 分类 英语新闻

Many believe that dinosaurs and humans once coexisted, but most know that current technology doesn't allow for cloning dinosaurs from fossils. 很多人认为恐龙和人类曾经共存过,但大多数人知道目前的科技并不允许由化石克隆

发表于:2019-02-07 / 阅读(45) / 评论(0) 分类 英语新闻

December 30, 1954 I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indi

发表于:2019-02-09 / 阅读(130) / 评论(0) 分类 英语美文

医生和作家舍温努兰思索希望对人类的真义 -- 愿望让我们将自己和这个世界变的更好, 很有意义的12分钟会帮助你集中精力走后以后的路。

发表于:2019-02-14 / 阅读(70) / 评论(0) 分类 TED演讲视频集

为何人类爱吃肉 对多数人类来说,肉的味道非常美妙。众多的美食中,为何我们对它情有独钟呢? It is no less remarkable for people today, even those of us whose tastes run more to sirloin. Because if you look at wh

发表于:2019-02-18 / 阅读(144) / 评论(0) 分类 阅读空间

今天在TEDx悉尼,瑞秋波特斯曼谈到人生来即知分享并展示了像Zipcar和Swaptree这样的网站正在改变人类的行为模式。

发表于:2019-02-21 / 阅读(138) / 评论(0) 分类 TED演讲视频集

Science and technology 科学技术 Human evolution 人类的进化 Ask the family 寻根问祖 Human ancestry has just got more complicated 人类祖先之谜变得愈加复杂了 ONE of the oddest things about Homo sapiens is that he is alone. 有关

发表于:2019-02-24 / 阅读(120) / 评论(0) 分类 经济学人科技系列

At the time, 当时 the Church insisted that all heavenly bodies were perfect, 教会坚称所有天体都是完美无瑕的圆形 unblemished spheres, and that the earth 地球是宇宙间 was the only body in the universe that was flawed. 唯一有缺

发表于:2019-02-27 / 阅读(143) / 评论(0) 分类 神秘的月球