When Old Dominion University physicist Lawrence Weinstein isn't conducting an atom-smashing experiment at Jefferson Lab in Newport News, or trying an innovative teaching technique on the ODU campus, you just may find him practicing his hobby of "guesstimation" - which means he is a world-class talent at solving what is known as "Fermi problems."

So when the Huffington Post had a mind-boggling question about the world-class talent known as Beyoncé, its editors turned to Weinstein for the answer.

The question: "How much of the air you just breathed was once breathed out by Beyoncé?"

Weinstein's answer: "6 molecules."

To read more about how Dr. Weinstein arrived at this answer, read the full ODU article here and the Huffington Post article here.