According to the new research appearing in the July 26 issue of The New England Journal of Medicine, obesity isn't j……
Altruism, according to the text books, has two forms. One is known technically as kin selection, and familiarly as ne……
Nouabalé-Ndoki national park, in the Republic of Congo, is 4,200 square kilometres of virgin tropical forest that is……
In 1966 Allen and Beatrice Gardner, two psychologists at the University of Nevada in Reno, had a bright idea. They we……
Usually alternating current (AC) transmission suffers lower losses than direct current (DC), and thus, AC became the ……
A few years ago, at the height of the dotcom boom, it was widely assumed that a publishing revolution, in which the p……
As he lays out his vision for the future of open-source software, Mark Shuttleworth is enthusiastic, but he looks tir……
Older people in particular are often surprised by the speed with which the internet's “next big thing” can cease b……
The United Nations, notorious for endless deliberations, is trying a technological quick fix. Its Global Compact Offi……
In both rich and poor countries, poverty most often has a feminine face. It is bad enough in America: according to th……
The idea that shopping is the new politics is certainly seductive. You probably go shopping several times a month, pr……
In the late 1960s, a 23-year-old high-school dropout founded a theatre troupe in Pittsburgh's Hill District, the pre……
Fanny Kemble (1809-93) was the niece of two Shakespearean tragedians, Sarah Siddons and Siddons's brother, John Phil……
On climbing-frames in the smarter neighbourhoods of Los Angeles, white kids occasionally shout to each other in Spani……
There is a widening gulf between how the best- and least-educated Americans approach marriage and child-rearing. Amon……
Whatever else, Airbus cannot be accused of failing to put on a brave face at this week's Paris Air Show, held every ……
Rich Immigrants in Asia's financial capitals generally have life pretty easy. But this summer, those in Hong Kong an……
War games are commonly used by the military to evaluate strategies, explore scenarios and reveal unexpected weaknesse……
第1篇 Stock prices tumbled on Wall Street and across much of the rest of the world yesterday. They were driven sharply……
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