A marriage equality rally in San Francisco Monday before the Supreme Court's consideration of Proposition 8. Red equal signs from the Human Rights Campaign blanketed Facebook profiles this week in ...

The caduceus might be a good symbol *for* the year 2013 in the U.S., because it captures important themes from the year: the debate over health care, the mixing of medicine with commerce, the ...

HRC first posted the timely new symbol to its Facebook page Monday afternoon, where it managed to attract a few big-name net denizens, namely former Star Trek actor and gay marriage advocate ...

A red equal sign-- a square box with thick pink horizontal lines (the mathematical equal symbol) -- was offered for sharing this week by the Human Rights Campaign as the U.S. Supreme Court took up ...

During yesterday's Supreme Court hearing on gay marriage, maybe you noticed that many people changed their online profile pics to a red and pink equals sign.

One good example is the symbol of equality, =. ... And before Descartes and Leibniz, Robert Recorde in the U.K. invented the equal sign we use today, though in an elongated form.

Yet we often take symbols and their power for granted. A new competition puts the spotlight on their role in human thinking. And commentator Tania Lombrozo puts a spotlight on the competition itself.

Yet we often take symbols and their power for granted. A new competition puts the spotlight on their role in human thinking. And commentator Tania Lombrozo puts a spotlight on the competition itself.

Equal Sign Named 'Symbol Of The Year' For 2013. We're steeped in symbols. Yet we often take symbols and their power for granted.