Uncategorized
- Humans
Fattening fears
Parents' concerns over neighborhood safety may cause them to keep their children indoors and thereby increase the possibility that the youngsters will become overweight.
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The conclusion drawn by pediatrician Julie C. Lumeng in this article is that parents’ safety concerns lead to kids being cooped up indoors where the opportunity for exercise is limited and food is easily accessible. While the study apparently shows a correlation between parental fears and overweight children, correlation does not equal causation. I would […]
- Archaeology
Stone Age Britons pay surprise visit
Estimated to be roughly 700,000 years old, stone tools recently unearthed along England's southeastern coast are the earliest evidence of human ancestors in northern Europe.
- Tech
Hearing implant knows where it goes
A new type of cochlear implant includes sensors whose signals may help surgeons insert the device more deeply into the inner ear and so provide better hearing.
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The picture of the new cochlear implant in this article shows a square piece that is to be implanted deeply into the inner ear. “Square peg in a round hole” was my response. Why doesn’t the probe have a more rounded shape? Yvonne LyerlaSonoma, Calif. Only the slender shaft attached to the square piece goes […]
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Sexual selection: Darwin does Jamaica
A study of young Jamaicans dancing to pop music suggests that some of Darwin's ideas about animal courtship may apply to people.
- Animals
First maternal care filmed in squid
At least one squid species turns out to be a caring mom after all, say researchers who filmed the creatures using remote-control cameras positioned deep in the Pacific Ocean. With Video.
- Astronomy
Outer Limits
A slew of recently discovered objects at the far reaches of the solar system, including a possible tenth planet, are providing scientists with clues about the origin and evolution of this distant region.
- Animals
The Trouble with Chasing a Bee
Radar has long been able to detect high-flying clouds of insects, but it's taken much longer for scientists to figure out how to track your average bee.
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In this article about using harmonic reflected signals to track bees, I thought it was interesting to note that the original technology was created by the Russians as a spy device. The technology is still being used for a form of spying. Dwight ElveySanta Cruz, Calif.
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- Humans
From the January 4, 1936, issue
Experimental rockets, a tuberculosis-fighting bacteriophage, and an antidote for barbiturate poisoning.
