I’m a zero at mental arithmetic. It’s true—I struggle with this skill—but I want to focus on the phrase itself. In our language, we often equate zero with something negative. But zero is the only real ...

Robert Kaplan, author of The Nothing That Is: A Natural History of Zero and former professor of mathematics at Harvard University, provides this answer: The first evidence we have of zero is from the ...

There was a time when a zig-zagging line didn't mean two, and a circle didn't mean zero. NPR's Eric Westervelt talks with Amir Aczel about the... The Zig-Zagging History Of The Number Zero ERIC ...