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.
19 Fascinating Behind-the-Scenes Facts About the Harry Potter Books
15 Vintage Photos of Nuns Doing Normal Things
The Science of 'Self/Less'
5 Gorgeous Old Pictures of Seashells
11 Insane Aquatic Toys You Can Buy
Watch This Vending Machine Make Pizza
New 'Harry Potter' Play Coming to the West End in 2016
This is What Happens When a Python Tries to Eat a Porcupine
15 Post-Harry Potter Revelations from Pottermore
Tips and Tricks for Conquering Bad Breath
28 Historical Photos of Dads Doing Dad Things
Watching Cat Videos Boosts Energy, According to Science
First-Person View of a Rocket Falling From Space
Q&A: Jack Horner on Creating a Genetically Modified Dinosaur for 'Jurassic World'
Make this Delicious-Looking Ice Cream in Just Two Steps
13 Creatures that Could Show Up in ‘Fantastic Beasts and Where to Find Them’
11 Items for an Awesome Picnic
6 Awesome Things Bill Murray Has Done
How Chuck Jones Animated the Mongoose in 'Rikki-Tikki-Tavi'
Where NASA Tests Hardware Bound for Space
A Brief History of LA's "Witch House"
7 Tips for Better Barbecue from a BBQ Master
Original 'War of the Worlds' Illustrations Up for Auction
5 Awesome Things Identified at the American Museum of Natural History's ID Day
6 Tips for a Better Margarita
Q&A: Morgan Freeman and James Younger, Executive Producers of 'Through the Wormhole'
Pop Chart Lab Creates Awesome Harry Potter Poster for Pottermore
10 Awesome Rick Baker-Created Movie Props You Can Buy
You Could Own This Idyllic (But Haunted) Ghost Town
13 Facts About 'A Prayer for Owen Meany'
Roosevelt's "The Man in the Arena"
Why Are Hammerheads' Heads Shaped Like That?
A Visual History of Hockey Jerseys on One Awesome Poster
What We Can Learn From the Earth's Tiniest Fossils
Watch High-Speed MRI Images of Someone Singing "If I Only Had a Brain"
Clear Waters of Lake Michigan Reveal Shipwrecks
11 Beautiful Bookmarks Bibliophiles Will Love
5 Awesome (and Occasionally Terrifying) Marine Worms
The Key to Fixing These 4 Human Genetic Diseases Could Lie in Cat DNA
Making Ice Cream That Tastes Like Color
10 Extreme Animal Facts from the American Museum of Natural History's New Exhibition
Now You Can Own Harry Potter's 'Monster Book of Monsters'
The Most Secretive Book in History
Q&A: Roel Reiné, Director of 'Admiral'
17 Cool Old English Bookplates
How One Resort Turned a Helicopter into a Cottage
How Scientists Use Images of the Sky to Time Travel to Stars
The Stories Behind 6 Classic Stephen Sondheim Songs
How a Brilliant Intelligence Officer Used 'Monopoly' to Free WWII POWs
A Brief History of the Magna Carta


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