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Earth

Snow Blow: Image of Mount Everest from orbit captures enormous plume

A photograph from Earth orbit of an immense plume of snow wafting from Mount Everest could shed new light on how strong winds redistribute precipitation in the Himalayas and other mountain chains.

Health & Medicine

Extensive test shows cholera vaccine works

A vaccine for cholera has proved up to 81 percent effective in a large-scale public health trial in Mozambique.

Health & Medicine

Soldiers in Iraq coming down with parasitic disease

Hundreds of U.S. soldiers serving in Iraq and Afghanistan have contracted leishmaniasis, a parasite-borne disease that attacks the skin.

Humans

Science News of the Year 2000

A review of important scientific achievements reported in Science News during the year 2000.

Health & Medicine

Probing a parasite for vulnerability

Researchers have discovered an enzyme that is indispensable to the parasite that causes sleeping sickness, and disabling that enzyme could offer a novel treatment strategy for the disease.

Health & Medicine

Preventive drugs protect children

Preventive treatment with inexpensive drugs decreases rainy-season cases of malaria in Senegal.

Earth

Some temblors probably were triggered by tides

Detailed analyses of large earthquakes suggest that some of them may have been triggered by strong tides in Earth's crust.

Earth

Inhaled particles damage vascular lining

Airborne soot and other pollutant particles can impair the ability of tiny vessels in the body to properly regulate blood flow, an animal study finds.

Math

Take a Chance

Researchers are helping to turn the art of generating randomness into a precise science.