雅思英语

The Triumph of UnreasonA.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 “ut...

Don’t wash those fossils!Standard museum practice can wash away DNA. 1.Washing, brushing and varnishing fossils — all standard conservation treatments used by many fossil hunters and museum curato...

Sleep medication linked to bizarre behaviourNew evidence has linked a commonly prescribed sleep medication with bizarre behaviours, including a case in which a woman painted her front door in her slee...

Next Year Marks the EU’s 50th Anniversary of the TreatyA.After a period of introversion and stunned self-disbelief, continental European governments will recover their enthusiasm for pan-European in...

Selling Digital Music without Copy-protection Makes SenseA.It was uncharacteristically low-key for the industry’s greatest showman. But the essay published this week by Steve Jobs, the boss of Apple...

new weapon to fight cancer1. British scientists are preparing to launch trials of a radical new way to fight cancer, which kills tumours by infecting them with viruses like the common cold.2. If succe...

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 cosmodr...

Felicity LawrenceThursday December 28, 2006 The Guardian 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 ...

1 There’s 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 physici...

A.When Denis Hennequin took over as the European boss of McDonald’s in January 2004， the world’s biggest restaurant chain was showing signs of recovery in America and Australia， but sales in E...