Erin McCarthy

Erin is the Editor-in-Chief of, host of The List Show on YouTube, and the creator, executive producer, and host of Mental Floss's History Vs. podcast. She joined Mental Floss in 2012. Previously, she covered everything from natural disasters to bridge engineering to the science behind sci-fi movies for Popular Mechanics magazine. When she's not editing or writing, you can find her karaoking, reading non-fiction, watching Investigation Discovery and hockey (go NYR!), or hanging out with her cats, Oliver and Pearl.
Meet the Nightmare-Inducing Goblin Shark
Q&A: Pun-Off Champion Benjamin Ziek
11 Things We Learned About 'The Amazing Spider-Man 2'
Watch People Paint Ads on NYC Buildings
These Videos of Paris in Motion are Mesmerizing
11 Images from the American Museum of Natural History's Archives
Does Moss Really Only Grow on the North Side of Trees?
18 Awesome Facts About Giant Isopods
13 Awful Hockey Injuries
It Took 6 Cameras to Make this Awesome Video
Walt Disney Made a Cartoon About Menstruation
There Once Was a Game Show Called Think Like a Cat
These Adorably Confused Kids Have No Idea What A Walkman Is
Wonderful Nicknames for Natives of 40 U.S. Cities
mental_floss on YouTube: Bloopers Part 3!
We Got Nominated for Some Webbys—and We Need Your Help!
See Rare Video of a Giant Oarfish Swimming
Watch These Big Cats Unravel Toilet Paper
Q&A: Troy Miller, Director of the Hulu Series Deadbeat
Q&A: Michael Habib, Pterosaur Flight Expert
10 Pterosaur Facts from the New Exhibit at the American Museum of Natural History
17 Things We Learned from Nick Offerman's Latest AMA
Grumpy Cat Came to Mental Floss Today!
7 Secrets of a Game of Thrones Weapons Artist
Why the Inside of a Camel's Mouth Looks Like a Sarlacc Pit
Powder + Subwoofer = Awesome
10 Classic Bill Murray Song Covers
Watch Liquid Boiling and Freezing at the Same Time
15 Secrets of Space Suit Design
Vincent Price was a Gourmet Cook
9 Things You Won't See on Display at the American Museum of Natural History
This Video Elegantly Explains How Big the Universe Is
From Caterpillar to Chrysalis—and What Happens in There
All Three Seasons of Game of Thrones Recapped in Nine Minutes
Early Instructional Videos for Using a Rotary Phone
20 Fun Facts About Our Mysterious Feline Friends
How to Position Yourself for an X-Ray in 1910
Use this Infographic to Build Your Own Iron Throne
8 Facts About the Spiny Flower Mantis
Mr. Yuk: The History of Poison’s Most Iconic Symbol
Where Are All the Baby Pigeons?
31 Old Timey Slang Terms for "Informant"
11 Magnified Photos of Creepy Crawlies
10 Excellent Internet Riffs on True Detective
Take the Very First SAT
Adorably Perplexed Kids React to Rotary Phones
The High-Tech Exosuit That Takes Divers to 1000 Feet
12 Things We Learned About Buffy from Sarah Michelle Gellar's Reddit AMA
Q&A: Dawn Barkan, Head Animal Trainer on Inside Llewyn Davis
10 Photos of Adorable Puppies at the American Kennel Club


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