THE KNOWLEDGE FEED

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Smells Like (a Lot of) Teen Spirit

Ransom Riggs

I'm gonna go out on a limb here and say that NIrvana's "Smells Like Teen Spirit" was one of the most popular, if not *the* most popular, song of the grunge era.

Why Are Coupons Worth 1/100th of a Cent?

Ethan Trex

The next time a coupon shows up in your mail, take a look at the fine print.

16 of Our Favorite Rabbits

Miss Cellania

The Lunar New Year begins on February 3rd. According to the Chinese zodiac, we will welcome the Year of the Rabbit.

The Creation of Artificial Reefs

Colin Patrick

The enormous Mesoamerican barrier reef system is facing an expanding list of destructive forces – such as pollution, warming ocean temperatures and overfishing.

Brain Game: Lucky Ones

It's Tuesday Test Time; good luck! What's the next number in this sequence, and why? 1, 7, 11, 27, 77, ? Here is the ANSWER. THE ANSWER: 107 or 111.

Morning Cup of Links: The Trench Run

Miss Cellania

A Plague of Pigs in Texas. At least a million invasive wild hogs are eating everything in sight, spreading disease, and wrecking the ecosystem. * Tucker plays the piano and sings.

Last Week's Most Popular Stories

Jason English

In case you weren't obsessively refreshing mentalfloss.com all week, here's what you

The Late Movies: Films by Jem Cohen

Ransom Riggs

Jem Cohen is one of the pioneers of "experimental" documentary -- or "punk rock" doc, if you prefer -- and has spent his filmmaking career solidly outside the mainstream, working o

The Dude, The Port Huron Statement, and The Seattle Seven

Colin Patrick

I was, uh, one of the authors of the Port Huron Statement. The original Port Huron Statement. Not the compromised second draft. And then I, uh...

8 Disabled Animals That Triumphed Over Adversity

Jill Harness

Like humans, animals are prone to birth defects and devastating accidents that leave them disabled.

Michael Caine Impersonates Michael Caine

Chris Higgins

Okay, the snake is now eating its tail. Back in November, we were treated to No, THIS is How Michael Caine Speaks -- a series of Michael Caine impersonations, along with more in the comments.

Thousands of People Say Happy Birthday in Two Minutes

Ransom Riggs

This rather blows my mind.

What Does "Organic" Mean?

the mag

By Maggie Koerth-Baker According to the Organic Trade Association, organic foods have become a $20 billion industry. And a quick scan of the grocery store aisles seems to confirm that.

An Artistic Use for Old Cigarette Machines

Colin Patrick

When the hundreds of cigarette vending machines sitting in bars and restaurants all across the country became taboo – or downright illegal – the people behind Art-o-mat had a good idea about how to us

Brain Game: Math Square #57

Thanks for playing the Monday Math Square. The nine white squares inside the main red grid should be filled with the digits 1 through 9.

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