Researchers in the UK have found that the shape of a man's urine stream can be analyzed for specific patterns that can be used to predict the maximum flow rate, a value that in turn can be used to diagnose developing urinary problems--including those associated with the prostate.
Sorry, nails-on-chalkboard. The perceived wisdom that you are the worst sound in the world has been upset by a recent Newcastle University showing that the screech produced by a knife scraping a bottle (listen here) is the most unpleasant sound in the world, as determined by MRI scans measuring the brain's response to 74 different sounds. Interestingly enough, nails on a chalkboard came in fifth--behind chalk on a chalkboard, which ranked third.
Hypnosis can be an effective means for treating phobias, managing stress and anxiety, and even for managing pain, but all people are not hypnotized equally. New research from Stanford suggests that about one quarter of people cannot be hypnotized, and using functional and structural MRI scientists there think they've figured out why.
There is a documented history of ancient Egyptians creating fake body parts to augment bodies headed for burial, but a new study suggests that two artificial toes recovered from tombs there may in fact be the oldest known prosthetic body parts.