More Stories from the March 22, 2008 issue
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Alzheimer’s mystery protein unmasked
A protein linked to Alzheimer's disease may help young people forget, too.
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New drugs tackle difficult nematodes
Researchers have discovered what could be a new class of drugs for treating animals afflicted with nematodes.
- Animals
Moths’ memories
Sphinx moths appear to remember experiences they had as caterpillars, suggesting some brain cells remain intact through metamorphosis.
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- Materials Science
A sticky issue
Peeling off adhesive tape can be frustrating, and now researchers know why.
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People move like predators
Cell phone data shows that people's daily roaming follows statistical patterns also seen in predators.
- Health & Medicine
Bad Blood? Old units might be substandard
Heart patients who get transfusions of donated blood that's kept more than 14 days fare worse than patients who get fresher blood.
- Animals
Love Code: A twist of light only mantis shrimp can see
Alone in the animal kingdom, these crustaceans signal their presence to potential mates with circularly polarized light.
- Animals
Finch Concerts: Female bird brain notes male attention
Male zebra finches sing slightly differently when serenading a female as opposed to twittering to themselves, and females react to those differences.
- Health & Medicine
Long-life Link: Gut protein ties low insulin to longevity
A new link between insulin and aging adds to scientists' understanding of longevity and points to possible targets for life-extending therapies.
- Astronomy
In the Beginning: More early clues for life at home, out there
Astronomers move closer to understanding how life arose on Earth and how it could arise elsewhere.
- Earth
New Recipe for Pollution Stew: Another chemical culprit adds to ozone
A reactive chemical in urban air cleans up some pollutants but could introduce another.
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- Plants
Floral Shocker: Blooms shake roots of flowering-plant family
A tiny aquatic plant, once thought to be related to grasses, raises new questions about the evolution of the earliest flowering plants.
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Road to Eureka!
Researchers are beginning to identify neural components of insightful problem solving, though no scientific consensus exists on how the brain mediates "light-bulb" or "Aha!" moments.
- Astronomy
From Dark Matter to Light
Recent surveys of the shapes, colors, and masses of galaxies have put a new focus on the nitty-gritty of galaxy formation—the complicated physics of the interaction of gas.
- Humans
Letters from the March 22, 2008, issue of Science News
The price of water In reference to the article “Going Down: Climate change, water use threaten Lake Mead” (SN: 2/23/08, p. 115), scarcity requires society to allocate. Usually markets do a better job than law at allocating efficiently and fairly. Lake Mead could remain full to the brim regardless of pending climate change. The quoted […]
