SCIENCE NEWS ONLINE

A Swell Time in the Universe

May 31, 1997 / Volume 151 / Number 23

Cover: A fraction of a second after its birth, the universe may have ballooned to cosmic proportions. Astronomers are now on the brink of determining whether such a growth spurt, known as inflation, actually took place and whether subatomic ripples in the smooth, infant cosmos gave rise to today's lumpy collection of galaxies and galaxy clusters.(Image: H.T. MacGillivray, Super COSMOS project/Royal Observatory of Edinburgh: Photo Illustration and FX: Mark Gilvey, Design Imaging.)
1996 Full Text Index Science News of 1996 1997 Full Text Index

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FEATURES

MathLandspace The Mystery Box

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A New Gap in the Antibiotic Arsenal

A strain of staphylococcus bacteria appears resistant to all known antibiotics.


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Patients savor this brain disorder

Some strokes and other brain injuries leave their victims with a newfound appreciation for fine foods.


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No bones about it: Gene vital to skeleton

A recently discovered gene controls the development of bone-forming cells called osteoblasts, and mutations in the gene cause a rare skeletal disorder in people.


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Elderly intellect may owe a lot to genes

A study of Swedish twins, all at least 80 years old, finds that genes influence cognitive abilities about as much as schooling and other environmental factors.


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Mud volcano stews in chilly Arctic waters

A layer of snowy methane lies atop a warm mud volcano, the oceanographic equivalent of apple pie a la mode.


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Can houseflies spread the ulcer bacterium?

The microbe responsible for ulcers and other stomach ailments can live on houseflies, although it remains to be seen whether flies transmit the pathogen.


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Astronomers make magnetic map of a star

The first detailed chart of a star's magnetic field reveals a pattern similar to that of the sun.


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Pinning down a superconductivity theory

The electron pairing mechanism responsible for superconductivity in conventional superconductors isn't necessary to account for the effect in the high-temperature superconductor thallium barium copper oxide.


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Research Notes:

Astronomy

Comet reservoir gets more real

Spectra of Comet Hale-Bopp provide new evidence that the Oort cloud actually exists.


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X rays and comets

Several models attempt to explain the X-ray glow emitted by comets when they near the sun.


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Behavior

Squares live longer

Emotionally stable individuals attain much better physical health and live far longer than those who encounter major depression and other forms of mental anguish.


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Mental disorders in Israel

A survey of Israeli adults finds that nearly half suffer from a mental disorder at some time in their lives, but only about 3 percent ever abuse alcohol or illicit drugs.


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Biomedicine

Cell phones and pacemakers

Some cellular phones can interfere with implanted devices that regulate the heartbeat.


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Moles heighten skin cancer risk

The number and appearance of skin moles may indicate a person's risk of a deadly skin cancer.


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Earth Science

Australia's enigmatic tremor

A puzzling seismic shock in remote Australia has seismologists wondering whether the event was caused by an earthquake, a nuclear blast, or a meteorite impact.


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Articles:

From Soup to Us

Cosmic ripples test inflation

Astronomers are now on the brink of testing whether random subatomic ripples during the first fraction of a second after the Big Bang gave rise to the cosmic structures seen today.


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Null Science

Psychology's statistical status quo draws fire

A growing number of psychologists charge that their field needs to wean itself from the mindless application of certain statistical practices, especially a technique known as null hypothesis testing, and pursue different methods of exploring mind and behavior.

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