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19312
I feel compelled to respond to this article. No one can enter and leave the wilderness without a trace, whether on foot, bike, horse, all-terrain vehicle (ATV), skis, snowmobile, or snowshoes. However, rock climbing is among the least invasive outdoor activities. Apparently, someone with a personal vendetta against rock climbers discovered that a snail population […]
By Science News -
EcosystemsAt a Snail’s Place: Rock climbing cuts mollusk diversity
As rock climbing soars in popularity, some cliff-side snail populations may be crashing.
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AnimalsCostly Sexiness: All that flash puts birds at extra risk
Distinctive his-and-her plumages increase the chance that a bird species will go extinct locally, according to an unusually far-ranging study.
By Susan Milius -
AstronomyOnce Upon a Time in the Cosmos: Using distant galaxies to study the early universe
Peering far back in time, two teams of astronomers report that they have found some of the universe's earliest galaxies.
By Ron Cowen -
PhysicsRare Events: Exotic processes probe the heart of matter
Physicists have for the first time unambiguously detected and measured the rates of certain reactions among protons, neutrons, and simple atomic nuclei.
By Peter Weiss -
ChemistryContacts could dispense drugs
Novel contact lens materials use nanoparticles to dispense drugs.
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ChemistryMatcha green tea packs the antioxidants
A green tea used in Japanese tea ceremonies contains much more of a beneficial antioxidant than ordinary green tea.
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ChemistryNuclear-waste monitoring gets close to the source
A new prototype device may make monitoring of radioactive contamination cheaper and easier.
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ChemistryCatnip repels pest
Known to repel cockroaches and mosquitoes, catnip oil also works against termites.
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19311
This story deserves front-page status. Considering that antibiotics add to the cost of food, health care, groundwater cleanup, and the debt of poor nations, this is a potentially revolutionary development. The fact that the presence of antibiotic-resistant Enterococcus faecium has decreased with the reduction in antibiotics use in Denmark and that the incidence of diseases […]
By Science News -
Health & MedicineDanes keeping drugs out of livestock
Reducing the amount of antibiotics given to livestock in Denmark has lowered the amount of drug-resistant Enterococcus faecium bacteria in the meat of these animals.
By Nathan Seppa -
Health & MedicineIndian encephalitis is traced to measles
An outbreak of fatal encephalitis in India appears to have been caused by a strange form of rashless measles in a majority of the sick children tested.
By Nathan Seppa