THE KNOWLEDGE FEED

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Why Do Fake Phone Numbers Start With 555?

Ethan Trex

As soon as an actor in a movie or TV show starts rattling off a phone number, every viewer knows what the first three digits will be. How did “555” become the convention for fake phone numbers?

"The Curators": Who Runs Online Museums?

Chris Higgins

I've enjoyed The Museum of Online Museums for years -- it's full of amazing collections of odd things. I even linked to one of the collections back in 2007.

Strange Geographies: Abandoned Belgium, Part I

Ransom Riggs

I recently spent eight days traveling around the Netherlands, Belgium and Luxembourg, though explaining why I went is a bit complicated.

10 Variations On Our March of Progress

Miss Cellania

The March of Progress is the name of a 1965 illustration by Rudolph Zallinger for the Time-Life book series Life Nature Library, specifically for the volume entitled Early Man.

Techtastic Ways to Use an Altoids Tin

Jill Harness

Altoids tins are pretty darn cool, but most of us don't have any use for them besides the occasional storage space for buttons.

Pump up the Crowd: Hollywood's Inflatable Extras

Colin Patrick

The next time you’re watching that sports-themed comedy or epic Roman war picture and you notice some of the crowd members don’t seem nearly as excited as the others, it’s probably not that they’re ba

Brain Game: Unfairway

It's Tuesday Test Time! Fore! Tim and Tom were well-matched golfers.

Morning Cup of Links: Bulldog Boogie

Miss Cellania

To promote the new Internet Explorer 9, Soap Creative developed the world's biggest Pac-Man game which involves thousands of user-submitted screens, and could take years to play.

The Late Movies: the Many Obsessions of Foodies

Ransom Riggs

I know people who describe themselves as "bread obsessives" or "pizza fanatics" -- often they're talented in the kitchen and have latched onto one aspect of food or food cultu

What is a Woot? The Origins of 8 Tech Names

Rob Lammle

Back in 2009, we discussed the origins of the names TiVo, Blackberry and Hulu, among others. Here's how eight more tech companies, websites and gadgets got their names. 1.

Selections from Gwyneth Paltrow's New Cookbook

Chris Higgins

This is so delightfully stupid I had to share it.

LA's Drive-Thru Funeral Home

Ransom Riggs

I guess it's to be expected in the country where car culture was invented -- after all, we've got drive-thru restaurants, wedding chapels, strip clubs, trees, and prayer booths.

Decorating With Projectors

Colin Patrick

If you’re impressed by the things being done with 3D projectors in a movie theatre, you’ll likely be blown away by the work of Mr. Beam. On the Mr.

Brain Game: Math Square #70

Submitted for your approval is rendition #70 of the Monday Math Square for the mentalfloss.com Brain Game.

Follow @mental_floss on Twitter: Amazing Facts, 140 Characters at a Time

Jason English

Follow @mental_floss on Twitter as we charge towards 200,000 followers. We've got a long way to go. Leave us a comment with your Twitter name and we'll follow you right

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