An early lesson from his father taught Mr. Bertolini the importance of hard work. A brush with death led him to Eastern philosophy. Not long after joining Aetna, the health insurance giant, Mark Bertolini almost died. A skiing accident in 2004 left his body broken and his prospects dimmed.
The auto industry has a choice to make: Which language will cars speak when they talk to one another? Until a couple of years ago, automakers agreed on one vehicle-to-vehicle communications platform, called dedicated short-range communications, or DSRC, based on the technology used for Wi-Fi.
Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. Explanation: Irregular galaxy NGC 55 is thought to be similar to the Large Magellanic Cloud (LMC).