= Full Text
Oklahoma Tornado Sets Wind Record
Scientists in Oklahoma last week measured the strongest winds ever recorded
Depression, sadness yield brain
Distinct brain areas involved in emotion and attention together seem
to foster depression as well as ordinary bouts of sadness.
Eta Carinae's star turn puzzles astronomers
One of the most massive and unpredictable stars in the heavens has brightened
dramatically over the past 2 years, suggesting that it may soon undergo
another major outburst.
Dioxin confirmed as a human carcinogen
High exposures to dioxin in the workplace have posed a cancer risk.
Silver-spoon genes found for queen bees
Scientists have identified some of the genes involved in turning a honeybee
into a queen or a worker.
Therapy pits useful gene against tumor
A cancer-suppressor gene called p53, packaged in a disabled virus,
temporarily thwarted tumor growth in more than half of lung patients
who received it.
Student standouts tackle ills,
At the 50th annual International Science and Engineering Fair, now sponsored
by Intel, high-school scientists won top scholarships for projects on
tumor cells, viruses, and math theorems.
Once over lightly with chemical microscope
A new technique that marries an atomic force microscope with infrared
spectroscopy maps the chemical, as well as the topographical, features
of a material.
Battle of the Sexes
Mouse studies shed light on whether maternal and paternal genes
New studies put to the test the parental-conflict model of imprintinga
genetic oddity in which the parental origin of a gene determines whether
What's That Smell?
Modern science puts its mark on a rare but ancient body-odor disease
A rare, underdiagnosed disease that can cause people to smell fishy
or like garbage is triggered by defects in an enzyme that breaks down
a chemical produced by gut bacteria.
Go east, Kennewick Man
New evidence supports the traditional view that early settlers of the
Americas, including Kennewick Man, hailed from Asia, not Europe.
Making culture from scratch
A newly observed social custom among chimpanzees in Tanzania consists
of one individual scratching another who is usually of higher rank within
The oldest evidence of the butchering of a human ancestor appears on
a South African fossil jaw that dates to 1.4 million years ago or earlier.
Stone Age resilience
An analysis of the skeleton of a Stone Age youth reveals that he survived
serious physical problems during infancy to become an active participant
in his society.
Catalysts make hydrogen under the hood
A new class of catalyst converts fossil fuels into clean-burning hydrogen
gas at temperatures much lower than previously thought possible.
Can graphite nanofibers store hydrogen?
Tiny graphite fibers could serve as a compact, lightweight way to store
hydrogen fuel in portable devices.
Electricity switches a mirror to a window
Thin films of a gadolinium-magnesium alloy become transparent with the
application of an electric voltage.
The ignored estrogen in soy
Of the three estrogen-mimicking compounds in soy, glycitein occurs in
the smallest quantities, but it appears the most potent and readily