1. The failure of a high-profile cholesterol drug has thrown a spotlight on the complicated machinery that regulates cholesterol levels. But many researchers remain confident that drugs to boost levels of good cholesterol are still one of t... 详情>>
2019-03-28
A. Neoclassical economics is built on the assumption that humans are rational beings who have a clear idea of their best interests and strive to extract maximum benefit (or utility, in economist-speak) from any situation. Neoclassical econo... 详情>>
2019-03-28
1. A European spacecraft took off today to spearhead the search for another Earth among the stars. 2. The Corot space telescope blasted off aboard a Russian Soyuz rocket from the Baikonur commodore in Kazakhstan shortly after 2.20pm. 3. Cor... 详情>>
2019-03-28
1. Consumers are to be presented with two rival new year advertising campaigns as the Food Standards Agency goes public in its battle with the industry over the labeling of unhealthy foods. 2. The Guardian has learned that the FSA will laun... 详情>>
2019-03-28
1 Theres a dimmer switch inside the sun that causes its brightness to rise and fall on timescales of around 100,000 years - exactly the same period as between ice ages on Earth. So says a physicist who has created a computer model of our st... 详情>>
2019-03-27
A. When Denis Hennequin took over as the European boss of McDonalds in January 2004, the worlds biggest restaurant chain was showing signs of recovery in America and Australia, but sales in Europe were sluggish or declining. One exception w... 详情>>
2019-03-27
1. British scientists are preparing to launch trials of a radical new way to fight cancer, which kills tumors by infecting them with viruses like the common cold. 2. If successful, virus therapy could eventually form a third pillar alongsid... 详情>>
2019-03-27
A. It was uncharacteristically low-key for the industrys greatest showman. But the essay published this week by Steve Jobs, the boss of Apple, on his firms website under the unassuming title Thoughts on Music has nonetheless provoked a vigo... 详情>>
2019-03-27