November 1997 Archives
26 November 1997
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ScienceNOW(Science - AAAS)
Death of the Sea Floor
Today is the 68th birthday of Seiya Uyeda, a Japanese geophysicist known for his contributions to plate tectonics. From 1957 to 1964, Uyeda studied island arcs, the series of island...
26 November 1997
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ScienceNOW(Science - AAAS)
Maligning the Lining
The sudden bouts of pain that can afflict people with sickle cell anemia may occur when blood vessel linings become sticky and cause deformed red cells to clump up. The...
26 November 1997
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ScienceNOW(Science - AAAS)
The Price of Roman Plumbing
Earth's atmosphere was heavily polluted by lead more than 2000 years ago, according to a report in the December issue of Environmental Science and Technology. What's more, the lead's isotopic...
26 November 1997
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ScienceNOW(Science - AAAS)
No Resistance to Anticancer Agent
Cancer chemotherapy often fails because the tumors eventually become invulnerable to even the most potent drugs. But animal studies described in tomorrow's Nature suggest that the rapidly mutating cells do...
26 November 1997
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ScienceNOW(Science - AAAS)
World HIV Cases Hit New High
The global AIDS epidemic may be worse than previously thought. A new report from UNAIDS, the United Nations' AIDS program, reveals that last year's global estimates were way off: New...
25 November 1997
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ScienceNOW(Science - AAAS)
Stony Brook Team Wins Brookhaven Contract
After firing the previous operator, Department of Energy managers today announced a new contractor to run Brookhaven National Laboratory in Upton, New York The State University of New York, Stony...
25 November 1997
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ScienceNOW(Science - AAAS)
Immaculate Conception of an Eggplant
Winter is hard on plants--and on consumers who find themselves shelling out big bucks for lame legumes at the grocery store. But now researchers have tweaked the DNA of an...
25 November 1997
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ScienceNOW(Science - AAAS)
Second Chance for Spartan Sun Gazers?
Space-walking astronauts last night successfully retrieved the malfunctioning Spartan solar-observing spacecraft, which was supposed to study the sun's outer atmosphere in tandem with another satellite. NASA managers say they might...
25 November 1997
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ScienceNOW(Science - AAAS)
Herpes Virus Linked to Multiple Sclerosis
A new study has yielded strong evidence linking a strain of herpes virus to multiple sclerosis (MS). More than 70% of patients in the study with the most common form...
25 November 1997
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ScienceNOW(Science - AAAS)
Dam Foes Win One for the Kipper
BAR HARBOR, MAINE--For the first time, the U. S. government has ordered the removal of a working hydropower dam in order to restore threatened fish populations. The Federal Energy Regulatory...
24 November 1997
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ScienceNOW(Science - AAAS)
The Attraction of Gases
Yesterday was the 160th anniversary of the birth of Johannes van der Waals, a Dutch physical chemist known for his theories about gases and interatomic forces. Van der Waals described...
24 November 1997
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ScienceNOW(Science - AAAS)
Immunity Lacking in Amazon
The spread of tuberculosis in a remote group of Brazilian Indians has revealed clues that epidemics play a role in the evolution of the body's immune system. In tomorrow's issue...
24 November 1997
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ScienceNOW(Science - AAAS)
Bad News for Olive Oil Converts
There appears to be no such thing as a "good" type of dietary fat. A study in Denmark has found that one high-fat meal almost doubles the peak concentration in...
24 November 1997
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ScienceNOW(Science - AAAS)
Prion Accomplices Found
Scientists have located two possible receptors for the so-called prion protein (PrP) believed to be at fault in fatal neurological conditions such as "mad cow disease," Creutzfeldt-Jakob disease in humans,...
21 November 1997
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ScienceNOW(Science - AAAS)
Mars Express Gets Green Light
When a launcher for a Russian-led mission carrying the Mars '96 spacecraft exploded a year ago over the Pacific Ocean, it wiped out all plans for planetary exploration at the...
21 November 1997
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ScienceNOW(Science - AAAS)
The Pathogenic Legacy of Combat
Vietnam veterans who endured heavy combat and were later diagnosed with post-traumatic stress syndrome (PTSD) are significantly more likely than other vets to suffer from a variety of chronic diseases...
21 November 1997
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ScienceNOW(Science - AAAS)
Atomic Mirror With a Light Touch
Scientists have developed a mirror that can focus beams of helium atoms, just as optical mirrors focus light. The achievement, reported in the current issue of Nature, is a crucial...
21 November 1997
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ScienceNOW(Science - AAAS)
A True Glueball?
For decades, physicists have expected exotic particles called glueballs to spring from the collisions of particles in high-energy accelerators. But these beasts--which consist entirely of subatomic particles called gluons--are hard...
20 November 1997
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ScienceNOW(Science - AAAS)
A Discovery That Didn't Stop Growing
Today is the birthday of Edwin Hubble, an American astronomer born in 1889 who is famous for discovering that the universe contains galaxies outside of our own and is expanding....
20 November 1997
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ScienceNOW(Science - AAAS)
Sizing Up Visual Memory
Anyone who's ever crammed just before an exam knows that you can't fit many facts into short-term memory. In fact, the space limit seems to be about seven words or...
20 November 1997
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ScienceNOW(Science - AAAS)
A Bright Shining Knife
Surgeons may one day treat chronic back pain by vaporizing the bone away from pinched nerves with lasers, a physicist said today at the American Physical Society Division of Plasma...
20 November 1997
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ScienceNOW(Science - AAAS)
Strange Beast From Down Under
The tooth fairy could not have been kinder. A set of four teeth in a tiny jaw discovered early this year on a beach in southern Australia have turned out...
19 November 1997
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ScienceNOW(Science - AAAS)
Anatomy of an Adrenaline Rush
How stress hormones unleash a surge of energy was explained by Earl Sutherland, a biochemist born 82 years ago today. Sutherland found that adrenaline accelerates the breakdown of sugar in...
19 November 1997
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ScienceNOW(Science - AAAS)
Heroin Treatment Too Limited, NIH Says
BETHESDA, MARYLAND--Heroin addicts need easier access to methadone, a panel organized by the National Institutes of Health announced at a press conference here today. The panel recommended that public and...
19 November 1997
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ScienceNOW(Science - AAAS)
A Natural Vaccine?
One of the hottest trends in immunology--injecting DNA as a vaccine--may actually have been invented millions of years ago. In tomorrow's Nature, a team led by immunologist Rolf Zinkernagel from...
19 November 1997
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ScienceNOW(Science - AAAS)
Jumpy Gene Brought Back to Life
Scientists have resurrected an ancient gene that can jump between chromosomes in the cells of zebra fish, salmon, and humans. Their work could overcome a stumbling block for gene therapy...
18 November 1997
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ScienceNOW(Science - AAAS)
Supercomputing Goes Global
SAN JOSE, CALIFORNIA--The first permanent international grid of supercomputers came on line today here at the SC97 supercomputing conference, and its performance--such as a three-dimensional (3D) simulation of two black...
18 November 1997
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ScienceNOW(Science - AAAS)
Mysterious Diseases Strike Reefs
WASHINGTON, D.C.--Corals in the Florida Keys and throughout the Caribbean are getting sick faster than ever, according to the latest field results from an extensive monitoring project. And several of...
18 November 1997
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ScienceNOW(Science - AAAS)
Dramatic Ozone Loss Over North Pole
Arctic ozone levels fell to a record low in March, 21% below the springtime average of previous years, scientists report in a suite of papers in the current issue of...
17 November 1997
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ScienceNOW(Science - AAAS)
Getting a Fix on Nicotine Cravings
Even tobacco companies have admitted that nicotine is addictive, but exactly why the brain craves another cigarette is murky. Now researchers report that they have sorted out how the drug...
17 November 1997
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ScienceNOW(Science - AAAS)
Universe Without End
There may be no stopping the expanding universe. Lately, observations of everything from galaxy clusters to distant exploding stars have favored an "open" universe, containing too little mass for gravity...
17 November 1997
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ScienceNOW(Science - AAAS)
Sex, Eyes, and Videotape
What does a horseshoe crab look for in a mate? The right moves, according to a computer model that simulates how neurons in the crab eye respond to different objects....
14 November 1997
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ScienceNOW(Science - AAAS)
Twelve Candles for 60 Carbons
The buckyball, a 60-carbon molecule shaped like a soccer ball, made its debut 12 years ago today in the pages of Nature. The discovery came while British chemist Harold Kroto...
14 November 1997
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ScienceNOW(Science - AAAS)
A Vaccine Stronger Than the Stomach
Researchers have developed the first oral vaccine against botulism, a bacterial infection that can lead to paralysis and death. The advance, reported in this month's Infection and Immunity, could someday...
14 November 1997
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ScienceNOW(Science - AAAS)
Colossal Laser Headed for Scrap Heap
LIVERMORE, CALIFORNIA--Researchers have pulled the plug on a key component of what was long the world's biggest and most powerful laser, the Nova, located here at Lawrence Livermore National Laboratory....
14 November 1997
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ScienceNOW(Science - AAAS)
Did Ice Clouds Dampen Mars?
The eroded canals and floodplains of Mars suggest that water once flowed freely on the red planet. Scientists have been stumped, however, about how the atmosphere could have ever retained...
13 November 1997
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ScienceNOW(Science - AAAS)
DNA to Finger Suspects
WASHINGTON, D.C.--FBI experts on DNA fingerprinting will now be permitted to testify that DNA from blood, semen, or other evidence at a crime scene came from a specific person. The...
13 November 1997
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ScienceNOW(Science - AAAS)
Academy Bill Passes Senate
The Senate approved a bill today that would exempt the National Academy of Sciences from government rules concerning advisory committees while also requiring the academy to provide more public documentation...
13 November 1997
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ScienceNOW(Science - AAAS)
Crocodile Breath Wilts Dino-Bird Link?
A smudge in ancient siltstone has led a group of researchers to challenge the prevailing view that dinosaurs were warm-blooded and gave rise to birds. A report in tomorrow's Science,...
13 November 1997
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ScienceNOW(Science - AAAS)
HIV Survives Drug Mix
Potent cocktails of anti-HIV drugs can pound the AIDS virus down to undetectable levels in the blood. But a pair of papers in tomorrow's Science (pp. 1291 and 1295), report...
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