I think he died when his heart stopped beating. Just like we all do. Guess that is called a heart attack.
I'm not a fan of New Scientist though I do read the teaser on an article there at least once a week. They've a full head on of the new religion of no religion (still, a religion, nonetheless) and the new convert's passion for evangelism.
How about that new magazine they were advertising. "The Future Always Wins."