News articles tagged with 'velocity'
Change in PSA level does not predict prostate cancer
— 26 Feb 2011 17:39 | HealthResearchers at Memorial Sloan-Kettering Cancer Centre have found that change in PSA levels over time - known as PSA velocity - is a poor predictor of prostate cancer and may lead to…
PSA velocity screening for prostate cancer may lead to unnecessary biopsies
— 26 Feb 2011 17:33 | HealthGuidelines of several cancer organisations have recommended that men with a rapid rise in PSA have a biopsy for prostate cancer, even if there is no other indication and the PSA is…
Earth's core rotating faster than rest of the planet but slower than previously believed
— 21 Feb 2011 17:57 | Geology and palaeontologyNew research gives the first accurate estimate of how much faster the Earth's core is rotating compared to the rest of the planet…
GPS not working? A shoe radar may help you find your way
— 1 Dec 2010 18:31 | TechnologyThe prevalence of global positioning system (GPS) devices in everything from cars to cell phones has almost made getting lost a thing of the past. But what do you do when your GPS isn't…
Caltech mineral physicists find new scenery at Earth's core-mantle boundary
— 3 Sep 2010 12:28 | Geology and palaeontologyUsing a diamond-anvil cell to recreate the high pressures deep within the earth, researchers at the California Institute of Technology (Caltech) have found unusual properties in an…
Carlos '97 free kick no fluke, say French physicists
— 2 Sep 2010 16:52 | PhysicsRoberto Carlos' free kick goal against France in 1997's Tournoi de France is thought by many to have been the most skilful free kick goal - from 35 m with a powerful curling banana…
Seeing a stellar explosion in 3-D
— 5 Aug 2010 09:10 | AstronomyUnlike the Sun, which will die rather quietly, massive stars arriving at the end of their brief life explode as supernovae, hurling out a vast quantity of material. In this class, Supernova…
Hyperfast star was booted from Milky Way
— 23 Jul 2010 10:11 | AstronomyA hundred million years ago, a triple-star system was travelling through the bustling centre of our Milky Way galaxy when it made a life-changing misstep. The trio wandered too close…
NASA's Dawn spacecraft fires past record for speed change
— 8 Jun 2010 14:12 | AstronomyDeep in the heart of the asteroid belt, on its way to the first of the belt's two most massive inhabitants, NASA's ion-propelled Dawn spacecraft has eclipsed the record for velocity…
Out of whack planetary system offers clues to a disturbed past
— 25 May 2010 12:01 | AstronomyAstronomers are reporting today the discovery of a planetary system way out of tilt, where the orbits of two planets are at a steep angle to each other. This surprising finding will…