Monday, March 25, 2013

What Is Nothing? Physicists Debate

What is nothing? Empty space? The absence of something? Scientists are hard-pressed to define the concept.


NEW YORK — It was all much ado about nothing as physicists and thinkers came together to debate the concept of nothing Wednesday (March 20) here at the American Museum of Natural History.

The simple idea of nothing, a concept that even toddlers can understand, proved surprisingly difficult for the scientists to pin down, with some of them questioning whether such a thing as nothing exists at all.

The first, most basic idea of nothing — empty space with nothing in it — was quickly agreed not to benothing. In our universe, even a dark, empty void of space, absent of all particles, is still something.

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