We want to contribute to a benign multi-polarity that is founded on dynamics of free cooperation, free of the asymmetries of the past that generate crisis and instabilities.

WHITEHOUSE: President Obama, President Rousseff Meet in Brasilia

In those two sections an evaluation of the essence of the Left and Right in American politics is provided and even an appreciation for how their polarity provides a balance for a global political system.

FORBES: Jude Wanniski's Electoral Model Points To An Obama Landslide

Each pulse switches the polarity, writing a one or a zero.

FORBES: Total Recall

When the polarity faces in opposite directions, just a few electrons trickle through, and the chip reads a zero.

FORBES: Total Recall

Ms Morning said a call from Mr Williams for experiences of reverse polarity had seen stories from outdoor enthusiasts come "flooding in".

BBC: Reverse polarity a risk to climbers, mountain body warns

The new north-to-south system endured for 40, 000 years, and currents took a further 100, 000 to return to their previous polarity.

BBC: NEWS | Science/Nature | Past gives clue to climate impact

For the Democrats to retake the House, they must either reverse this polarity in the South or they must ride a wind of similar force in other parts of the country.

NPR: What Would It Take To Flip the House?

To change from a one to a zero, the microprocessor sends electrical currents to change the polarity of the top layer.

FORBES: Total Recall

Each individual sandwich must retain identical polarity strengths, or the processor may get confused about what is a one and what is a zero.

FORBES: Total Recall

When the two layers' polarity faces the same direction, electrons flow readily through the barrier, and the chip reads a one.

FORBES: Total Recall