All Stories
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Study of stimulant therapy raises concerns
A community survey in North Carolina indicates that many children receiving stimulant treatment don't have attention-deficit hyperactivity disorder.
- Physics
Matter’s Missing Piece Shows Up
The first direct evidence of the tau neutrino, the last of the 12 subatomic particles considered the fundamental building blocks of matter, has finally been found.
- Math
Prime Finding: Mathematicians mind the gap
Mathematicians have taken a significant step toward proving the twin-prime conjecture by simplifying formulas for estimating the average spacing of primes.
- Humans
From the March 25, 1933, issue
BLOND SIBERIANS WITH PAINTED MASKS UNEARTHED Graves of mysterious blond and chestnut-haired people, who had a strange custom of making painted plaster masks for the dead, have been found by Russian scientists in Siberia, in the Minusinsk region. Word of the discovery was brought to the University of Pennsylvania Museum by Eugene Golomshtok. Burial pits […]
- Humans
Home Base for Government Science
The Science.gov Web site serves as a gateway for science information, including research results, provided by the U.S. government. Topics include agriculture and food, astronomy and space, computers and communication, energy and energy conservation, health and medicine, science education, and more. Go to: http://www.science.gov/
- Math
Chomping to Win
Even the simplest of games can pose tough mathematical challenges. One such game is Chomp. It was invented in the early 1970s by David Gale of the University of California, Berkeley, who was also responsible for the board game Bridg-it, and it was later dubbed Chomp by Martin Gardner. Chomp on a 5-by-6 field. The […]
- Astronomy
Honors for Science News astronomy writer
Science News astronomy writer Ron Cowen is a recipient of the third David N. Schramm award for distinguished writing on high-energy astrophysics.
- Animals
Techno Crow: Do birds build up better tool designs?
Researchers surveying tool use by New Caledonian crows propose that the birds may be the first animals besides people shown to ratchet up the sophistication of their technology by sharing design improvements.
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A Tale of the Tapeworm: Parasite ploy suggests drug-delivery tactic
A chemical used by tapeworms to slow intestinal pulsations may help people absorb drugs more efficiently.
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No Rest for the Waking: Brain cells for alertness fire without cues
The brain cells that keep people awake fire spontaneously and continuously on their own, suggesting that sleep depends on signals from other brain regions that quiet these neurons.
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Original Kin: Six-legged bugs may have evolved twice
Insects may have evolved independently from other six-legged land bugs and may be more closely related to crustaceans than to their fellow so-called hexapods.
- Astronomy
Cosmic Afterglow: Gamma-ray bursts may one-up themselves
New observations suggest that gamma-ray bursts may be even more energetic than scientists had estimated.
