1. Not until recently anyway. But scientists at Weill Cornell Medical College have at last managed to—at least with mice and monkeys. This produced artificial retinas, whose chips convert images into electronic signals and whose tiny projectors convert electronic signals into light.
3. JINX: THE LIFE AND DEATHS OF ROBERT DURST (HBO, Feb. 8) Andrew Jarecki (“Capturing the Friedmans”) directed this six-part documentary series with the cooperation of Mr. Durst, the New York real estate scion linked to several killings and the unsolved disappearance of his first wife.
4. About 40 per cent of entrepreneurs derive most of their income from their company with an average salary of about $194,000 compared to $171,000 for non-entrepreneurs. Entrepreneurs in Asia/Oceania seem to be the most successful. Nearly half (48 per cent) of them earn most of their income from their company and earn the highest salary ($251,000 on average), just ahead of those based in the Middle-East ($244,000).