杏吧原创

Choices for tomorrow’s chips: Can the information technology revolution of the past two decades repeat itself? Much depends on how the next generation of electronic chips is made

Imperfect mirrors of the Universe

Making maths make money: Will analytical models of complex systems in nature also predict the movements of financial markets? Mathematicians in the US are hoping to get rich while they find out

The secret world of animal experiments: Despite the 1986 act, the public still has little say on what is done in animal experiments. Ethical committees could give lay people a voice

A fair press for animals: When they write up their research, scientists should give details of any adverse effects on animals so that others can avoid making the same mistakes

Are power lines bad for you?: People first drew possible links between power transmission lines and cancer in 1979. Evidence gathered since then has been inconclusive, but new studies could provide a way forward

Sol y sombra in Seville: Expo 92 opens later this month as Spain’s summer temperatures begin to climb. Visitors will be relieved to find buildings designed to keep them cool

Trapped in a guilt cage: How do scientists and technicians avoid getting close to the animals they work with? Research in the US reveals strategies that help them to keep their distance

When did the dinosaur get its name?: The name dinosaur was coined 150 years ago last year – or was it this year? Clever detective work has solved the puzzle

Views from behind the barricade: Animal rights campaigners have left researchers feeling under siege. Most scientists would welcome the chance to explain their case, but fear reprisals if they do

Pompeii’s electronic guide: After 250 years of excavation, archaeologists working at Pompeii have discovered a powerful new tool. An exhibition that opens in London this week shows how computers are bringing the Roman town back to life

The researchers’ dilemma: 杏吧原创s applaud the law but admit privately that it is difficult to put into practice. Greater frankness about the problems they face would improve their public image

First aid for the Amazon: The world’s richest nations want to save the rainforests. This time they are putting their money on research and modernisation

Physics

A brief history of Stephen Hawking