Uncategorized
- Animals
Ant larvae sway to say, ‘Feed me!’
The most detailed study yet of body language of ant larvae translates a swaying motion as begging for food and a chance at a better future.
- Planetary Science
Jupiter as mirror for the sun’s X rays
X rays emanating from Jupiter's midriff actually originate on the sun, new observations show.
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College may endow memory to old brains
College-educated older adults recruit new brain areas to counteract some of the memory loss that occurs with aging, a new brain-imaging study suggests.
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19532
I am troubled by the conclusion drawn in this article. The report says that college-educated adults do better on memory tests, displaying pronounced frontal brain activity, than do their less-educated peers. Might it not be just as reasonable to hypothesize that those who are able to “recruit the frontal brain into a memory system” do […]
- Health & Medicine
New protease inhibitor looks promising
An antiretroviral drug under development may work in patients for whom existing drugs fall short.
- Astronomy
Too Darn Hot
A new theory of planet formation suggests that sizzling-hot Earths may be abundant throughout the galaxy and could soon be detected.
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Possible Worlds
A growing number of reports highlight imagination's pervasive influence on thinking, one example of which is the surprisingly large proportion of well-adjusted preschoolers who play with make-believe companions.
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19531
Regarding this article, might I suggest that, rather than being a tool of thinking, imagination is just another word for thinking? Greg OttingerSunnyside, Calif.
- Humans
From the March 16, 1935, issue
A Russian institute celebrates an anniversary, a new instrument measures both heat and humidity, and early speculations about antimatter.
- Humans
Letters from the March 19, 2005, issue of Science News
Chew on this As an occasional betel nut chewer, I note that the report “Palm-Nut Problem” (SN: 1/15/05, p. 43) doesn’t touch on possible positive aspects of the habit. Chewing sapari (coarsely powdered, sweetened, and clove-flavored areca nut) at the end of a meal leads to a sense of satisfaction and well-being, induces salivation, and […]
- Earth
A Whiff of Danger
Synthetic fragrance chemicals can inhibit the activity of molecules that cells depend on to eject harmful substances.
- Animals
Cops with Six Legs
Insects commit crimes against their colonies, and researchers are taking a closer look at how these six-legged criminals get punished.
