1. He and his girlfriend wrote to each other when he was studying science, he said.They did eventually marry and have four children.
2. Scientists have long investigated stem cells' potential for growing hearts, and they reached a major milestone this year when they created heart tissue than can beat on its own.
3. The American share in the total drugspending is about one third. IMS experts estimate that in 2014 it will rise11.7 percent. The UShas particularly high prices, according to the report, but drug makers defendthis by citing the soaring cost of new medicine development.
6. Bringing harmony to Apple’s internal fiefdoms has not been easy. There is still “huge tension” inside Apple, according to one person who has worked with the company for many years. “That tension is something he uses to run the company but it can be dangerous.”