The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
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Patients with major depressive disorder appear to have malfunctioning circadian rhythms, which could lead researchers to new avenues for treatment.
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
Telomeres and disease; Wolbachia-infected mosquitoes may fight malaria; bat tongue mops nectar; newly sequenced genomes
Christian de Duve chose to be euthanized at home in Belgium at age 95.
A small protein produced by fat cells appears to regulate blood sugar levels, potentially revealing a new way to treat diabetes.
Animal-rights activists devastate a psychiatric research lab at the University of Milan.
A new survey finds a high incidence of sexual harassment and rape among women doing anthropological field work.
Researchers can identify individuals by the unique chemical signatures in their breath, suggesting that exhalations could be used for metabolomic tests.
Living fossils not so fossilized; Canadian gov’t threatens scientists’ freedom to speak and publish; gene therapy for sensory disorders; an unusual theory of cancer; clues for an HIV vaccine
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