Uncategorized
- Physics
Neutrino shortage may signal new force
The dearth of neutrinos from a precision experiment casts some doubt on the prevailing model of particle physics and may indicate that a previously unrecognized extra force exists.
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The discussion of photon entanglement in this article invokes the debatable premise that physical facts are not real unless they are observed. The article’s own glove metaphor provides a perfect counterexample. Suppose I receive a package of gloves (entangled particles) from a glove factory (particle generator), each glove wrapped individually. I keep one and send […]
- Tech
Gadgets from the Quantum Spookhouse
Despite much fanfare about proposed computers based on weird features of quantum mechanics, a whole array of other quantum technologies—navigation devices, chip-making equipment, atomic clocks and more—may also outshine their conventional cousins and be easier to implement than full-blown quantum computers.
- Health & Medicine
Thinking the way to stronger muscles
Thinking about exercising a muscle can make it stronger.
- Health & Medicine
New epilepsy drug is possible
A drug mimicking a natural substance in the brain may offer a new therapy for epilepsy.
- Health & Medicine
Antibiotic now tackles Parkinson’s
A well-known antibiotic may slow the brain-cell death that causes Parkinson's disease.
- Health & Medicine
A spice takes on Alzheimer’s disease
Curcumin, a spice used in yellow curry, may thwart Alzheimer's disease.
- Health & Medicine
Drugs tested for Lou Gehrig’s disease
Two drugs, one for cancer and one for arthritis, may be effective treatments for amyotrophic lateral sclerosis.
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Live from Antarctica
Mixing live Webcasts with interactive presentations, San Francisco’s Exploratorium documents a journey to Antarctica. Team members interview scientists, dive and film underwater, climb a volcano, and visit a vast frigid desert. The Web site also features reference material on a variety of topics, including how fish adapt to icy waters, and views of the continent’s […]
- Math
Knot Possible
Knot theorists are getting closer to their goal of developing practical procedures for distinguishing knotted curves from unknotted ones.
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From the December 5, 1931, issue
PROTECTION EXTENDED NEARLY EXTINCT TEDDY BEARS Koalas, known colloquially in Australia as native bears, real, live teddy bears in soft, plushlike fur, have lately become the objects of special solicitude, both official and private, in the far island-continent that is their home. For several generations nobody paid any more attention to them than Americans pay […]
- Earth
Fishy data hid decline in global catch
Many coastal fisheries are in trouble, yet according to figures reported to the United Nations, the annual global yield has appeared to be stable or even growing.
