By targeting a common virus, doctors may be able to extend the lives of patients diagnosed with the most prevalent and deadly type of brain tumor. A type of herpes virus called human cytomegalovirus (CMV) is found in up to

Studies with non-human primates have made major contributions to our understanding of the brain and will continue to be an important, if small, part of neuroscience research, according to a recent review.

Teenage girls of all ethnic and socioeconomic backgrounds still experience sexism and sexual harassment -- but cultural factors may control whether they perceive sexism as an environmental problem or as evidence of their own shortcomings. Older girls and those from