Professor predicts 100m sprint record could drop to 9.48
LONDON - Usain Bolt’s stunning world record in the Olympic 100-metre final is still a long way from how fast the human body can go, according to a study by a U.S. professor.Shortly after Bolt ran 9.69 seconds in Beijing, Stanford University biology professor Mark Denny set out to estimate just how fast humans will be able to run. More...