The only sure thing in life is that all of us one day will die. Humans have long been trying to achieve immortality, or at least live for 100 years and beyond. Some people think we're getting closer, and new research is sure to bolster that belief: Scientists say they've managed to reverse aging in human cells. read more
If they treating aging like a disease that can be cured, the thinking goes, then the troubles that go along with it will also disappear. By curing aging, scientists believe we can create another huge increase in the average life expectancy. read more