6,812 results
6,812 results for: Insects
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- Earth
Organic Choice: Pesticides vanish from body after change in diet
Children can eliminate their bodies' loads of agricultural pesticides by eating organically grown products.
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Learning to Listen
Disparate groups of creatures, including bats, toothed whales, and birds, have evolved biological sonar that they use to track prey, but other creatures have evolved ways to detect this sonar and thereby increase their odds of survival.
- Animals
Policing egg laying in insect colonies
Kinship by itself can't explain the vigilante justice of some ant, bee, and wasp workers.
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Losing Sleep: Mutant flies need less shut-eye
The ability to get by on little sleep may have a strong genetic component, according to a new study in fruit flies.
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Bacterial Nanny: Beewolf grows microbe for protecting young
A European wasp leaves a smear of bacteria near each of her eggs as protection against the perils of youth.
- Animals
Naked and Not
The Damaraland mole rat may be less famous than its naked cousin, but both have some of the oddest social structures found in a mammal.
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19490
I was surprised to read in this article the explanation, “Those low-pressure swirls create suction that pulls the insect upward.” There is no physical force known as “suction.” As the article correctly states, the leading-edge wing vortices create a low-pressure zone above the wings, and the higher-pressure air under the insect’s wings pushes the insect […]
- Humans
From the March 23, 1935, issue
Darwin's favorite plant is re-studied, rare hydrogen isotope is extracted from water, and need for strong lighting is questioned.
- Plants
Long search reveals cell receptor for plant growth
More than 70 years after biologists identified the important plant growth hormone auxin, they have finally found a cell-receptor molecule for it.
- Humans
Letters from the October 1, 2005, issue of Science News
Name game Does the name of Honda’s robot, Asimo, have a meaning in Japanese, or is it just a tip of the hat to Isaac Asimov (“Easy Striders: New humanoids with efficient gaits change the robotics landscape,” SN: 8/6/05, p. 88)? Dennis LynchGlenshaw, Pa. Asimo’s name stands for Advanced Step in Innovative MObility.—N. Moreira Under […]
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19530
This article ends with the remark, “overall, ‘coercion plays a more important role than kinship in favoring cooperation in insect societies.'” But there’s no proof in the article of this being true in the wasps’ activities overall. Only some of their egg handling is mentioned. If the conclusion is true, it overthrows 40 years of […]
