His main obsessions in life are Legos, Star Wars, and juggling.
Was born in New York City, but was raised in Sleepy Hollow, New York.
Appeared as a teenage grocery clerk in one of Charmin's long-running
"Mr. Whipple" television ads in the early 1980s.
Has twin sons from a previous relationship.
On Mythbusters, he participated in an experiment to find out which alternative cure is best to counteract seasickness (He and fellow Mythbuster Grant Imahara are susceptible to motion sickness).
He has an Erdös-Bacon-Sabbath number of 11, which ties him with Albert Einstein and Natalie Portman, and is among the lowest on the planet.
Is the second youngest of six siblings, which include children from his parents' previous marriages. He has three sisters, one being younger than him, and two brothers.
Was previously married prior to his current marriage, and was in the middle of a divorce around 2002-2003.