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Erin McCarthy

Erin is the Editor-in-Chief of MentalFloss.com. 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.
Everything We Know About Harry Potter's 4 New Wizarding Schools
Here's How Engineers Plan to Stop the Flow of Niagara Falls
Using Finger Tutting to Make Magic Happen on 'The Magicians'
Penny Lane on 'Nuts!', Her Documentary About 'Goat Gland Doctor' John Brinkley
20 Excellent IKEA Hacks You Should Try
7 Fascinating Facts About the First American Novel
8 Tips for Beating a Claw Machine
14 Candid Photos of Martin Luther King, Jr.
13 Products to Help You Keep Your New Year's Resolutions
10 Brilliant 'Hamilton' Mashups
12 Kooky Facts About Koosh Balls
11 Ways School Was Different in the 1800s
This Video of a Baby Polar Bear Dreaming is the Cutest Thing You'll See Today
Mattress Company Makes "Bunk Beds" for People and Their Pets
25 Spirited Facts About the 'Anne of Green Gables' Miniseries
Watch 'Clarissa Explains It All' Fans Read Their Fan Mail 20 Years Later
Pier 1's Holiday Catalog is Also a Pop-Up Book
J.J. Abrams and 'Hamilton' Creator Lin-Manuel Miranda Wrote Music for 'Star Wars'
11 Brilliant Gifts for the Camper in Your Life
10 Things We Learned from the Discovery of King Tut Exhibition
13 Scientific Terms Even Smart People Misuse
Thanksgiving Dinner Disasters and How to Avoid Them
17 Secrets of a Competitive Eating Champion
11 Brilliant Gifts for the Cat Lover in Your Life
11 Brilliant Gifts for the Harry Potter Fan in Your Life
20 Things You Might Not Have Known About 'Hamilton'
The Snacks-by-Mail Company Graze Turns Snacking into a Science
12 Things You Won't See on Display at The Field Museum
Plot for Harry Potter Spin-off 'Fantastic Beasts' Revealed
10 Fascinating Facts About Your Microbiome
This Limited Edition Bottle of Patrón Costs $7500
12 Things You Didn't Know About Sarah Vowell
13 Retro Halloween Party Activities for Your Spooky Shindig
6 Inventors Killed by Their Own Inventions
11 Tips for Carving a Better Jack O'Lantern
Official Art and Plot Synopsis for 'Harry Potter and the Cursed Child' Revealed
22 'Hamilton' Lyrics, Explained
The Craziest Myths the MythBusters Have Tackled, According to the MythBusters
9 Spooky Spells from an Icelandic Book of Sorcery
7 Gorgeous Old Illustrations of Sea Creatures
12 Fun Facts About Dollywood
5 Deliciously Illegal Food Crimes
Spend the Night in Paris's Bone-Filled Catacombs
How NASA and Ridley Scott Collaborated to Make 'The Martian'
18 Stylish Facts About Anthropologie
8 Tips for Packing Your Car for a Camping Trip
The Beetles that Work at Natural History Museums
25 Spirited Facts About American Girl Dolls
The 6 Dirtiest Places in Airplanes and Airports
Gorgeous Double Exposure Animal Portraits You'll Want for Your Wall
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