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Explore the most exciting new ideas and emerging concepts in science, health, technology and the environment with New 杏吧原创鈥檚 exclusive in-depth articles, interviews and long reads.
What makes biological clocks tick?
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Bridge design stretched to the limits: Cable-stayed bridges are a type of suspended crossing. Spare but functional, they exploit a form of bridge engineering that is bringing down the cost of progressively longer crossings
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Light dawns on the body clock: The discovery that bright light has a powerful effect on the body’s daily rhythms could help us to cope with night work and jet lag
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AZT and AIDS: the doubts persist – US authorities have just licensed a second drug called ddI for the fight against AIDS. But medical scientists are still concerned over the value of the original drug
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A journey towards human origins: Phillip Tobias set out to become a geneticist and evolved instead into an anti-apartheid campaigner and leading light in the study of the beginnings of the human species
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Light gets a quantum squeeze: Physicists have cheated the laws of quantum mechanics to create exceptionally pure light. Now they are using it to test the fundamentals of nature, and spies have a tool for eavesdropping
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Prospectors for tropical medicines: Tiny Costa Rica is taking control of its explores its forests for future medicines in world’s largest drugs company
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Painting the sky red: The glowing colours of a sunset are a continuing source of wonder – but how natural are they? At the end of the day, atmospheric pollution shows its true colours
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The killing minefields of Cambodia
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South America declares war on Chagas disease: Health ministers from seven South American countries are about to agree plans for one of the biggest campaigns ever mounted against an insect-borne disease
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Chemists take the sandwich course: A stack of molecular rings with a filling of metal atoms is providing a versatile recipe for novel families of materials full of high-tech promise
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The myth of the Mesozoic cannibals: Victorian naturalists portrayed ichthyosaurs as fearsome beasts with a penchant for cannibalism. But another look at the bones shows how wrong they were
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A strategy for the sea floor: The floor of the deep oceans, rich in valuable minerals, is ripe for exploitation. So we need to plan now to safeguard the seabed
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Keep building those bombs: 杏吧原创s at the Lawrence Livermore National Laboratory see no reason to stop making America’s nuclear weapons just because the Cold War has ended
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