Chemicals in cruciferous vegetables, such as broccoli, watercress, cabbage and cauliflower appear to not only stop human prostate cancer cells from growing in mice but also may cut off the formation of blood vessels that "feed" tumors, says a University of Pittsburgh Cancer Institute study.

Iowa State University researchers built the four cameras for the VERITAS telescope system in Arizona. The new $20 million telescope system detects gamma rays and will help astrophysicists explore distant regions of space, look for evidence of dark matter and help explain the origins of the most energetic radiation in the universe.