THE KNOWLEDGE FEED

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Morning Cup of Links: Roman Candles

Miss Cellania

10 Notorious Criminals Proven Innocent After Execution.

The Number of the Day: $34.95

Will Treece

A small can of uranium ore goes for $34.95 on Amazon. Related Fact: Customers who bought this item also bought The Making of the Atomic Bomb, Forbidden Lego: Build the Models Your Parents Warned Yo

Our Youngest Reader

Jason English

Say hello to our new spokesbaby, Lydia Louise Conradt! You can see what other baby paraphernalia she's endorsing in the kids section of the mental_floss

The Late Movies: Waterslide Wipeouts

Erica Palan

Hanging out at the water park is a great way to beat the heat as the summer's temperatures rise, but take a lesson from the folks in these videos: It's not always as easy at it looks.

The Quick 10: 10 More Before-They-Were-Famous Commercials

Stacy Conradt

Since Tina Fey's 1995 commercial for Mutual Savings Bank has recently surfaced, I thought it would be a good time to revisit a few other commercials celebrities made before they were big names.

Essential Knowledge About Graboids (Landsharks)

Chris Higgins

Graboids are the fictional creatures featured in the movie Tremors (and its many sequels).

Test Your Color I.Q.

Allison Keene

The human eye can distinguish about 10 million different colors, but how well can you put them in a straight line? 1 out of 255 women and 1 out of 12 men have some form of color vision deficiency.

How Did You Know Leslie Jenkins?

David K. Israel

We had a lot of fun giving away daily neatorama prizes this month! We hope you enjoyed the new aspect of the game.

Medicine Cabinet Etymology: 12 Product Names Explained

Ethan Trex

Most medicines and over-the-counter products have names that sound like unintelligible strings of chemical jargon, or sound like they were born in a focus group.

8 Weird and Wonderful Musical Instruments

Miss Cellania

If an object can produce a tone, someone somewhere will make a musical instrument out of it.

A New Kind of Recipe

Ransom Riggs

The advent of tablet computers like the iPad is opening up all sorts of new possibilities for the way multimedia content is consumed.

Brain Game: Disappearing Act

Can you make the word DISAPPEAR disappear by removing one letter and rearranging the others to form new English words in each step below?

Dreaming Baby Art

Jill Harness

There are few things sweeter than a sleeping baby, but Adele Enersen has managed to make her little one's naps even more precious by creating stunning artworks incorporating her fantasies of her

The Cute Show: a Show About Cute Things

Ransom Riggs

I can usually count on VBS.tv for videos about prostitution in Liberia, sewer-dwellers in Bogota and mutants in Chernobyl.

Morning Cup of Links: Zombie Pizza Delivery

Miss Cellania

Many of the scientists who left ScienceBlogs are now gathered at a new blogging collective called Scientopia.

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