We don't have to get sick as we get older

"If we can stop the physical deterioration that comes with age, molecular biologist Aubrey de Grey sees no reason why human beings shouldn't live to be 1,000.;

With his beard and robust opinions, there's something of the Old Testament prophet about Aubrey de Grey. But the 47-year-old gerontologist (who studies the process of ageing) says his belief that he might live to the very ripe old age of 1,000 is founded not on faith but science. De Grey studied computer science at Cambridge...