Life is getting betterand at an accelerating rate. Food availability, income, and life span are up; disease, child mortality, and violence are down all across the globe. Though the worl
Francis Crick, who died at the age of eighty-eight in 2004, will be bracketed with Galileo, Darwin, and Einstein as one of the great scientists of all time. Between 1953 and 1966 he made and led a rev
