Johns Hopkins Medical Institutions

(Newser) - The gunman who stormed a Johns Hopkins Hospital building today, critically wounding a doctor, has killed himself and his mother, sources tell the Baltimore Sun. The man had barricaded himself in a room on the eighth floor as Baltimore police swarmed and began locking down the area. "I started...

(Newser) - A DNA test that can help predict a man's risk of developing prostate cancer is expected to be available later this year for as little as $300. It's the first glimpse of what's likely to be a revolution in medical testing to provide patients a window into their possible future....