The decline of a population of Arctic foxes isolated on a small Russian island may be due to mercury pollution from their diet of seabirds and seals.
The decline of a population of Arctic foxes isolated on a small Russian island may be due to mercury pollution from their diet of seabirds and seals.
Artificially induced bacterial infections in mosquitoes could reduce the spread of malaria-causing parasites.
A small protein produced by fat cells appears to regulate blood sugar levels, potentially revealing a new way to treat diabetes.
Hybrid viruses derived from an H5N1 bird flu strain can infect guinea pigs through the air.
Scientists create biocompatible, self-luminescing nanoparticles for in vivo imaging.
Researchers identify a herpesvirus gene persisting in the cells of calves suffering from malignant catarrhal disease.
Researchers in the Amazon are measuring how much carbon dioxide fertilizes the rainforest.
Animal-rights activists devastate a psychiatric research lab at the University of Milan.
Researchers use bacteria to deliver radiation to shrink pancreatic tumors in mice.
A new survey finds a high incidence of sexual harassment and rape among women doing anthropological field work.