Uncategorized
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AstronomySolving a cosmic ray conundrum
Astronomers say they have solved a puzzle about the most energetic particles that smash into Earth.
By Ron Cowen -
EarthRefuge for the resilient
Some conservationists recommend creating marine parks in areas most likely to survive climate change.
By Amy Maxmen -
ArchaeologyPeruvian site yields a golden discovery
The discovery of a 4,000-year-old gold necklace in Peru suggests that social elites and economic growth appeared in a surprisingly simple society.
By Bruce Bower -
AnimalsRobin stole credit for Batman’s deeds
Bats turn out to be overlooked but significant eaters of insects, pests and other arthropods on shade-grown coffee farms and in tropical forests.
By Susan Milius -
Out of Thin Air
Biologists dream of the day when they could engineer crops to make fertilizer out of the nitrogen in the air.
By Susan Milius -
All in the Family
Contrary to popular belief, species of salamanders, birds, beetles and fish prefer to mate with close kin.
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HumansLetters from the April 12, 2008, issue of Science News
Dark star In “From Dark Matter to Light: New models of galaxy formation show the gastro in physics” (SN: 3/22/08, p. 186), Ron Cowen says that gas is where the action is since dark matter predominantly responds to only gravity. Because dark matter responds to gravity, wouldn’t it, like gas, be pulled into the star-making […]
By Science News -
EarthSense of Wonder Contest
Rachel Carson aficionados will recognize The Sense of Wonder as the title of one of that environmentalist’s books. The Environmental Protection Agency is using that title to invite people young and old—literally and collaboratively—to explore that sense in poetry, essays, and photography. It’s inviting submissions from intergenerational teams “that best express the ‘Sense of Wonder’ […]
By Science News -
HumansFrom the April 2, 1938, issue
The science of tall tales, a fluorine-spouting volcano under ice, and viruses show signs of life.
By Science News -
AnimalsComb jellies take root in a new tree of animal life
A team of biologists places comb jellies, not sponges, at the base of a new tree of animal life.
By Amy Maxmen -
Health & MedicineTake a Breath: Fatty substance may play role in cystic fibrosis
A fatty compound called ceramide that accumulates in lung cells may be instrumental in the devastating disease cystic fibrosis.
By Nathan Seppa -
Health & MedicineTraveling Toxin: Botox may hitch a ride on nerve cells
New evidence suggests that Botox migrates from the injection site, perhaps traveling along nerve cells.