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Scientists use submersibles to try to explore wreck of sunken German U-boat off Rhode Island

PROVIDENCE, R.I. Scientists are using submersibles to try to explore a sunken German U-boat 7 miles off the Rhode Island coast.

They’re streaming the attempts online as they work to learn more about how shipwrecks affect the environment.

Experts say Canada needs to do more on innovation after country gets a C on innovation report card

OTTAWA Canada’s record on innovation is improving, but experts say governments can do more to support new and emerging businesses.

The Conference Board of Canada, an Ottawa-based think-tank, has given the country a C on its latest innovation report card.

At Harvard’s new ‘virtual classroom,’ students tune in to class from computers anywhere

The newest classroom at Harvard’s business school has no desks or chairs. Instead, the professor teaches facing a towering digital screen that stretches from wall to wall, filled with the live video feeds of up to 60 students tuned in from their computers.

In the futuristic classroom, housed in a television studio 2 miles from campus, class plays out like a giant video conference.

Facebook hits milestone - a billion people logged in on a single day, 1/7 of world population

NEW YORK — A billion people logged in to Facebook on a single day this week, marking the first time that many members used the world’s largest online social network in a 24-hour period. The number amounts to one-seventh of the Earth’s population.