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
Features
This week's magazine
26 October 1991
Issue 1792
On the cover
Editor's picks
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
Features
What makes biological clocks tick?
Features
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
Features
Dolomite: the mineral that shouldn’t exist – 杏吧原创s have never been able to make dolomite in the the way the mineral forms naturally. Theories have come and gone, but the mystery of its origins remains
Features
Health
Who’s for a long and healthy life?
Features
Table of contents
News
Is Kuwait’s foul air fit to breathe?
News
Changing phases bring physics prize
News
High-flier wins chemistry Nobel
News
US sweetens offer to Japan over collider
News
Faulty electrics spark off Chernobyl fire
News
When rhinos roamed the Alps . . .
News
El Nino blamed for Japan’s typhoons
News
Last chance to save the world?
News
Cambodian peace agreement brings anxiety to refugee camps
News
Ultimate test for HIV vaccines
News
Space flight ‘too important to be left to agencies’
News
Research voyage thwarted by polar ice
News
Charges over blood scandal
News
Academics to watch over fate of technology group
News
Nuclear spy squad
News
Research poll
News
Lost hedgerows
News
Cure for Hubble
News
Potatoes-a-plenty
News
Toxic dilemma
News
Levels of lead
News
Little perforations refresh tired eyes
News
Science: Collapsing strings aid galaxy formation
News
Science: The art of avoiding a crowded pouch
News
Science: Galaxy becomes new member of our Local Group
News
Science: Missing solar neutrinos still a puzzle for astronomers
News
Science: Supersonic threat to ozone layer
News
Science: Chemists predict structures of ‘natural’ fullerenes
News
Technology
Technology: Windows turn rays of sunshine into power
News
Technology
Technology: Simple test screens genetic disease
News
Technology
Technology: Multimedia rose blooms in the US . . .
News
Technology
Technology: . . . while computers turn into TVs
News
Technology
Technology: Liquid screen that never forgets
News
Technology
Technology: Protecting bathers with a short shark shock
News
Technology
Technology: Tomatoes that ripen on demand
News
Patents: Killer plants
News
Patents: Smart signature
News
Patents: Inventions mirror industrial strength
News
Patents: Cat walk
News
Patents: Pheromone frighteners
News
Patents: Dearth of stealth
News
Patents: Patents information
News
Features
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
Features
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
Features
What makes biological clocks tick?
Features
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
Features
Dolomite: the mineral that shouldn’t exist – 杏吧原创s have never been able to make dolomite in the the way the mineral forms naturally. Theories have come and gone, but the mystery of its origins remains
Features
Health
Who’s for a long and healthy life?
Features
More
Talking Point: What price an energy policy?
Review: Charles – a novel view of the man
Books & Arts
Review: A narrow view of developing science
Books & Arts
Review: Birds of a different hue
Books & Arts
Review: An art form comes of age
Books & Arts
Review: The Penguin Dictionary of Curious and Interesting Geometry
Books & Arts
Review: Swimming with information
Books & Arts
Review: Keep in with the flow
Books & Arts
Review: Look back in wonder
Books & Arts
