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18981
Awareness of the geographical distribution of multiple sclerosis makes the Epstein-Barr virus an unlikely agent. Multiple sclerosis is most common in the white population of northern Europe, North America, Australia, and New Zealand. The risk of developing the disease in white populations increases with latitude. In Uganda, multiple sclerosis is rarely seen, while the Epstein-Barr […]
- Health & Medicine
Virus Shapes Risk of Multiple Sclerosis
A huge, decade-long study bolsters the link between Epstein-Barr virus and the autoimmune disorder multiple sclerosis by showing that the common infection is more active in people who later develop symptoms of the disease.
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From the January 2, 1932 issue
CONCRETE RIBBONS TO CARRY TRAFFIC OF GREAT HIGHWAY Thin ribbons of concrete arching through the air, that will carry on a 42-foot wide pavement, traffic of one of the countrys chief east-west thoroughfares, the Lincoln highway, are skillfully depicted in this photograph of the George Westinghouse Memorial bridge nearing completion at East Pittsburgh. The arches […]
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Where Lightning Strikes
New maps of data from space-based optical sensors reveal the uneven distribution of lightning strikes across the globe. The NASA maps show that lightning avoids the ocean, but likes Florida. It’s attracted to the Himalayas and central Africa. It almost never strikes the north or south poles. Go to: http://science.nasa.gov/headlines/y2001/ast05dec_1.htm
- Humans
Weekly Science Snoop
WARNING: This fake tabloid contains rumor, humor, and other words that don't rhyme with truth.
- Tech
Engineered crystal obeys inner bananas
Flexing new skills at custom-designing crystals, researchers built a specific optical trait into a new organic crystal by tinkering with the shape of one of the crystal's constituent molecules.
- Tech
Many-armed magnets reveal stem cells
Novel particles that combine magnetic crystals and many-branched polymers may permit doctors to track stem cells in people by using standard magnetic resonance imaging (MRI) scanners.
- Materials Science
Can ancient stone avoid salt attacks?
Researchers have found that a polymer coating can protect stone from damage caused by growing crystals.
- Materials Science
Carbon nanotubes turn on water flow
Computer simulations show that water molecules will quicklye nter and flow along a carbon nanotube just 8 nanometers in diameter.
- Astronomy
Galileo catches Io in a slump
Galileo spacecraft images show for the first time that material has slid downward along a cliff on Jupiter's moon Io.
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From the December 19 & 26, 1931, issues
SANTA CLAUS CAVALRYMEN BESTRIDE STRANGE STEEDS Captain Jinks of the Horse Marines bestrode an unfamiliar steed; but the gentleman in the cover picture mounts one more unfamiliar still. He might qualify as a trooper in the Santa Claus Cavalry, for he is mounted on a reindeer. According to the U.S. Biological Survey, reindeer are used […]
- Astronomy
Observing the sun’s magnetic pull
A spacecraft studying the sun has spotted clouds of gas that seem to be headed the wrong way, falling back toward the solar surface instead of continuing to move outward with the stream of charged particles known as the solar wind.
