One man refused however and, as a punishment, Gessler forced him to shoulder a crossbow and shoot an apple off the head of his own son.

BBC: The perfect trip: Switzerland

We have a cultural picture in our head of Isaac Newton as an upstanding British gentlemen who discovered gravity by having an apple fall on his head.

FORBES: Isaac Newton Action Movie Won't Be As Crazy As His Real Life

Why is iRobot, purveyor of the Roomba and Scooba home-cleaning robots, making a three-to-five-foot tall robot with an Apple iPad for a head?

FORBES: CES: iRobot's Telepresence Bot, Ava, Has Emotions [Video]

How should we look at what Google did better, and should we expect to see it head for an Apple-type level of execution?

FORBES: Google's Next Triumph

It appears that gravity, the same pesky force of nature that caused the edible variety of an apple to fall on Sir Isaac Newton's head, is causing one of Wall Street's tech darlings to fall as well.

FORBES

Expect that stock price to head back up once we get an idea of how much Apple is moving in the coming months.

FORBES: Apple Stock Dips Below $600, But Look for Big Sales This Holiday Season

Earlier, the head of a Senate committee panel had accused Apple of "exploiting an absurdity" in its tax payments.

BBC: Republic of Ireland calls for international tax action

The head of a Senate committee panel had earlier accused Apple of exploiting an absurdity in its tax payments.

BBC: Apple's Tim Cook defends tax strategy in Senate

Instead of being placed head to head against Samsung in the tablet wars, Apple goes to war against an entire platform.

FORBES: Apple: What's It Really Worth

One warning worth noting: momentum is a fickle mistress, and there are surely some Apple investors waiting on an earnings-related pop to take some money off the table or head for the exit.

FORBES: Markets Rewind: Rally Pushes Stocks To Five-Year Highs, Earnings Onslaught Ahead - Forbes