The first time you visit your boyfriends place, he no doubt tidies up, to give you the illusion that he doesnt live like an animal. Well, animals, too, can use optical illusions to woo a mate. Take the bowerbird. 你第一次去男朋友的家里,他

发表于:2019-01-02 / 阅读(115) / 评论(0) 分类 60秒科学

In side-by-side plots of strawberries grown organically or conventionally, the organic berries had more vitamin C and the soil was more biologically active. Molly Webster reports 通过对用有机方式培育的草莓和用传统方式培育的草莓进

发表于:2019-01-02 / 阅读(103) / 评论(0) 分类 60秒科学

An experiment tracking mice for 43 generations finds that progeny of those that initially were more active are spending three times as much time on the training wheel as the progeny of the initially more sedentary mice. Christopher Intagliata reports

发表于:2019-01-02 / 阅读(103) / 评论(0) 分类 60秒科学

Evidence mounts that ancient Nubian brewers purposely made beer so that it contained a dose of antibiotic tetracycline. Christopher Intagliata reports 有证据表明努比亚的啤酒制造者故意在啤酒中加入抗菌四环素。 In 1980, a sci

发表于:2019-01-02 / 阅读(137) / 评论(0) 分类 60秒科学

A Web-based experiment in which an idea was planted found greater penetration and more rapid spread of the idea in a dense network of participants with overlaps compared with in a loose network. Cynthia Graber reports 一项基于网络的实验表明,

发表于:2019-01-02 / 阅读(106) / 评论(0) 分类 60秒科学

We all know that elephants arent really scared of mice. But a new study shows that theyre really not crazy about something even smaller: ants. In fact, elephants dislike ants so much that they avoid acacia trees that harbor the tiny, six-legged necta

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 60秒科学

The remains of what may be the earliest known group feast have been identified in northern Israel. 科学家们在以色列的北部发现了有可能是已知的人类最早群体宴会的遗址。 Dinner Party Discovered 12,000 Years Later We human

发表于:2019-01-02 / 阅读(123) / 评论(0) 分类 60秒科学

The National Safety Council estimates that 28 percent of all highway accidents and deaths are caused by drivers paying poor attention to the road because theyre holding cell phones to their heads. But a study of 200 volunteers finds that one out of e

发表于:2019-01-02 / 阅读(115) / 评论(0) 分类 60秒科学

As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new onethe discovery of the first multicellular animals that survive and reproduce entirely without ox

发表于:2019-01-02 / 阅读(110) / 评论(0) 分类 60秒科学

Traditional Sushi Eaters Have Specialized Gut Bacteria If you want to shell a walnut, it helps to have a nutcracker. And if you want to digest seaweed, it helps to have the right enzymes. Now, a study in the journal Nature shows that Japanese peopleb

发表于:2019-01-02 / 阅读(123) / 评论(0) 分类 60秒科学

谁都会犯错,特别是在计算器或电子表格里处理数字时。计算自己在披萨上花了多少钱是件小事,而医院里管理药品时,一点儿的差错都可能是致命的,那么,怎么来减少误差的出现呢? Med

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Truffles Serve Up Environmental Info Quality truffles can sell for more than a $1,000 a pound. Theyre also valuable in environmental research, work thats discussed in an article called The Hidden Life of Truffles in the April issue of Scientific Amer

发表于:2019-01-02 / 阅读(118) / 评论(0) 分类 60秒科学

斑点鬣狗会咕哝咕哝叫,会吼叫,可是你知道吗?它们最有名的是笑声,是的,咯咯的笑声。 科学家发现,这种动物会用笑声作为语言来交流诸如年龄、身份和地位等信息,这样,就知道把猎

发表于:2019-01-02 / 阅读(103) / 评论(0) 分类 60秒科学

你可能觉得年轻女科学家挣的钱没有男性多,然而,那些身居高位的资深女科学家们,她们的收入仍比同职位的男性少。 Veteran Women BioMed Researchers Still Shortchanged You might expect young women scientist

发表于:2019-01-02 / 阅读(110) / 评论(0) 分类 60秒科学

大多数四条腿动物用后腿前进,前腿停步,而研究表明,大象用四条腿来加速和刹车。 Elephants. Theyre the SUVs of the animal kingdom. Theyre big and rugged, and can carry lots of cargo. And now a study in the Proceeding

发表于:2019-01-02 / 阅读(125) / 评论(0) 分类 60秒科学

鸣禽类的骨骼或是空的,以便飞行,然而,其骨骼密度事实上比同大小的哺乳动物要高,这样可以使身体更加有力、坚硬,满足飞行的需要。 For earthbound creatures like us, flight just seems so fantasti

发表于:2019-01-02 / 阅读(119) / 评论(0) 分类 60秒科学

People start stereotyping early. Even toddlers react positively to members of their own race, but often distrust those from different groups. The seeds of racism are planted in most everyone. Everyone, that is, except people with a rare genetic condi

发表于:2019-01-02 / 阅读(106) / 评论(0) 分类 60秒科学

今年纽约州提交的财政预算案中有一项引发热议:向汽水等高热量饮料征收肥胖税。若预算案得以通过,含糖饮料将面临每盎司1美分的额外征税。这将给州政府带来每年10亿美元左右的财政收

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One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-02 / 阅读(98) / 评论(0) 分类 60秒科学

研究人员选取了两份用于评定人们是否酗酒、是否有物质相关性障碍的问卷模板,内容则换成美黑相关。例如:你是否在美黑的同时计划减少美黑时间? 然后,研究人员对数百名本科生进行了

发表于:2019-01-02 / 阅读(111) / 评论(0) 分类 60秒科学