Dan Lewis

Joined: Nov 21, 2012

Dan Lewis is a father, husband, Mets fan, lawyer, and trivia buff. He writes a daily email called “Now I Know,” which began in 2010 with twenty subscribers and now boasts more than 125,000. He’s a proud graduate of Tufts University and the Benjamin N. Cardozo School of Law. You can sign up for his newsletter at NowIKnow.com.

The First Song Played On Mars

The Hidden Reference to The Beatles in Old Macs

The Strangest America's Most Wanted Capture

Australia's Bubble Gum Pink Lake

The Village in Kazakhstan That Can't Stay Awake

Residents of Kalachi, Kazakhstan are falling asleep for days at a time—and no one seems to know why.

The Strange Effect 9/11 Had on the Whale Population

The American Jets Sent Off to Fight World War III

Harry Potter and the Hidden Tribute to the Young Girl

Turn to page 159 of 'The Goblet of Fire.'

Texas Death Row Inmates Don’t Pick Their Last Meals

The Strangest Soccer Match Ever Played

For some inexplicable reason, Shell Caribbean Cup organizers decided that extra time goals would be worth two goals in 1994.

12 Amazing Facts from the New Book Now I Know

Dan Lewis is the author of the new book Now I Know: The Revealing Stories Behind the World's Most Interesting Facts. We asked him to share a few amazing facts from the book.

Thomas Edison Drove the Film Industry to California

Thomas Edison helped bring the film industry to Hollywood—and here's how.

The U.S. Military's Idiotic Idea for a Gay Bomb

Dan Lewis runs the popular daily newsletter Now I Know ("Learn Something New Every Day, By Email"). To subscribe to his daily email, click

The U.S. Army's Plans for WWII Bat Bombs

Dan Lewis runs the popular daily newsletter Now I Know ("Learn Something New Every Day, By Email"). We've invited him to share some of his stories on mental_floss this week. To subscribe to his daily email, click

Unlawful Knowledge