But the fact is no acts of violence or intimidation, even as savage as the killings last week, stand a chance of derailing for any substantial amount of time the groundswell of willpower at the heart of the global anti-polio effort.

FORBES: The end of polio is in sight if we persist.

An assault on Belgrade could also be the last stand of a Serbian leader who might be vulnerable in a time of peace but seems confident of putting almost any turn of events in war to his advantage.

ECONOMIST: Land ahoy?

Oh, how the times have changed... its final mission saw Atlantis successfully deliver the Russian Mini-Research Module Rassvet to the ISS. She'll be prepped one last time to stand-by as a rescue ship for the upcoming (and final) missions of Endeavor and Discovery, but Atlantis' days in space are likely over.

ENGADGET: Space Shuttle Atlantis ends its run of predicting disaster for other NASA shuttles

But over the five-year period, the number of people studying full-time at college rose by 19%, to stand at 81, 373 last year.

BBC: students doing exams