THE KNOWLEDGE FEED

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Glenn Gould Playing the Goldberg Variations (Video)

Chris Higgins

I've grown up hearing Glenn Gould's two performances of Bach's Goldberg Variations.

Brain Game: Math Square #124

~Monday morning, you sure look fine.~ Here's a new Monday Math Square mentalfloss.com Brain Game challenge.

Morning Cup of Links: Fishing, Interrupted

Miss Cellania

A new therapy involving electrical stimulation is allowing rats to walk again after spinal-cord injuries.

What Is the Mystery Flavor of Dum Dums?

Sandy and Kara

Some Dum Dums have wrappers with question marks where the flavor is normally printed. This was a marketing idea that made the production process run more smoothly and made eating Dum Dums more fun.

Last Week's Most Popular Stories

Jason English

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

Weekend Links: The Tutu Project

Allison Keene

Hamburg garbagemen-turned-amateur-photographers converted trash bins into massive pinhole cameras in an effort to capture the city they love and keep clean every day.  * A very long but really great

How Smokey Bear Helped Win World War II

Ethan Trex

Only you can prevent forest fires, but only Smokey could help us topple the Axis

On This Date in 1886, Grover Cleveland Married 21-Year-Old Frances Folsom in the White House

David Holzel

© CORBIS The only president to serve two non-consecutive terms was also the only president married in a White House ceremony.

Rivers of Differing Clarity Coming Together

Jill Harness

Weekend Links: Existential French Cat Doesn't Want Your Cheeseburgers

Allison Keene

The greatest response to LOLcats ever: existential French cat doesn't want your cheeseburgers. Or anything else in the tedium of his pedestrian life. Oh the humanity!

35 Classic Baseball Cards and What They're Worth Today

Jason English

After stumbling across the June 2012 issue of Beckett Sports Card Monthly in Barnes & Noble, I looked up some of the cards I was sure would make me rich one day.

The Late Movies: Animals Herding Sheep

Miss Cellania

Some animals were born to herd livestock.

The Missing Links: Beware of Sarcastic Computers

Colin Patrick

Possibly A Random Rock. Probably the Millenium Falcon. Believe what you will, I know this random shape they’re diving down to inspect is Captain Solo’s ship.

That One Crazy Dream Floating Around Your Head

Jason English

On Fridays, I post a series of unrelated questions meant to spark conversation in the comments.

Jim Henson's Commercials for Defunct Products

Chris Higgins

Before his success with the Muppets, Jim Henson made hundreds of commercials and short industrial films, often involving early Muppets.

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