There are lots of surprising claims in Chuck Pfarrer’s new book, SEAL Target Geronimo, a supposedly inside account of the May 2 raid that killed Osama bin Laden in his Abbottabad, Pakistan, compound — and none more surprising than this. The former commando-turned-author Pfarrer insists the Army’s 160th Special Operations Aviation Regiment possesses not one, but two stealth transport helicopter designs. The stealthier of the two was held back from the mission for fear of one crashing and giving up its secrets, Pfarrer claims.

That was a perfectly valid fear, it turned out. The outside world beca...

When IBM first rolled out its Social Blue network, top contributers were called Super Bees.

That’s what researchers at IBM’s Center for Social Business discovered when they ran an experiment on some 30,000 IBMers who were using a business-centric IBM Facebook clone called Social Blue, a precursor to the company’s IBM Connections product. If you run a social network inside your business, workers are more likely to participate if you give them the game-like incentives you find on...