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Planetary ScienceCometary encounter
Planetary scientists are feasting on close-up images of Comet Wild 2 as well as on the first information about its composition.
By Ron Cowen -
EcosystemsMore on California’s rogue seaweed
Scientists have obtained genetic confirmation of the assumption that a newfound rogue alga in California waters is the same strain that has been smothering seafloor communities in the Mediterranean.
By Janet Raloff -
EarthSprawl’s aquatic pollution
A new study links the traffic associated with urban sprawl to an unexpectedly large rain of air pollutants entering local waters.
By Janet Raloff -
Drug-resistance gene found—again
A mutant gene confers resistance to chloroquine upon parasites that cause malaria.