http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. The next time the Brewers go on a road-trip skid, it might not be their fault. The "winner effect," in which animals that win a competition win subsequent ones, occurs because of changes in their brain's circuitry. Those changes are even stronger if the animal had a home-field advantage, according to a study by University of Wisconsin-Madison researchers. http://phys.org/news198748568.html Biology Mon, 19 Jul 2010 08:56:45 EST news198748568 Male sex hormones, such as testosterone, have well defined roles in male reproduction and prostate cancer. What may surprise many is that they also play an important role in female fertility. A new study finds that the presence and activity of male sex hormones in the ovaries helps regulate female fertility, likely by controlling follicle growth and development and preventing deterioration of follicles that contain growing eggs. http://phys.org/news194092680.html Medicine & Health Wed, 26 May 2010 12:00:04 EST news194092680 A study led by researchers at the Ohio State University Comprehensive Cancer Center and Dana-Farber Cancer Institute reveals how late-stage, hormone-independent prostate tumors gain the ability to grow without need of hormones. http://phys.org/news167571379.html Medicine & Health Thu, 23 Jul 2009 12:50:02 EST news167571379 A protein that helps regulate expression of androgen receptors could prove a new focal point for staging and treating testosterone-fueled prostate cancer, Medical College of Georgia researchers say. http://phys.org/news162043713.html Medicine & Health Wed, 20 May 2009 13:09:01 EST news162043713