麻豆传媒

Is television of the future already obsolete?: Europe is now choosing which technologies to use for high-definition and wide-screen television. But are decisions being taken before all the options are available?

What if the big bang didn’t happen?

California’s war on pesticides: As farmers and environmentalists fight over the safety of pesticides, a federal review may force a third of them off the market. Some growers are already looking for more natural ways to keep their pests under control

Pricing cars off city streets: Traffic in cities frequently comes to a standstill. Making motorists pay extra for the privilege of driving into town could cut the congestion considerably

Fishing in evolutionary waters: The way we exploit a fishery influences the way a population of fish evolves. Can we manage this evolution?

Earth

Saving Brazil’s savannas

Last chance for the rainforest plan?: Five years ago, the Tropical Forestry Action Plan seemed the answer to environmentalists’ prayers. But judged by its own objectives, the plan has failed. Can it be reformed?

Climate Change: Energy answers for North and South – Planners in Sweden think their countries can meet their energy needs, cut emissions of greenhouse gases, and get richer, by the end of the century

Climate change: The first steps out of the greenhouse – From fridges to cars, we already have the technology we need to curb the greenhouse effect. What stops us taking the first step and using it?

An unlikely civil servant: Michael Peckham is the first person to take on the task of directing the research effort of the National Health Service. Next month he will be telling ministers what his plans are

The malleable microbe: Just how different is a bacterium from an elephant? The answer lies in the flexible genes of the lowly microorganism

Standing up to earthquakes: An earthquake destroys buildings by shaking them to pieces. Engineers are finding ways to keep them standing when the ground moves

Mars – is it mission impossible?: President Bush wants to see an American Flag flying on the surface of Mars by 2019. But no one knows what the biological effects would be on the astronauts undertaking such a trip

Why anaesthesia can still kill: Every year people die or become severely disabled because the oxygen supply to their brain fails during surgery as a result of human error. Yet monitoring devices that have drastically cut down on such accidents in the US