Last Week's Most Popular Stories

Jason English

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

Weekend Links: Soup's On! (Primordial Soup, That Is)

Allison Keene

Pixar explains (in a really short video) how animation works, its history, and even creates a beautiful 3D sculpture to go with it. * I always enjoy, and occasionally use, the Twitter hashtag #first

Amazing Tales From the Boston Marathon

Bud Shaw

Runners dressed as Forrest Gump, Elvis, Bozo the Clown and the Cat in the Hat all crossed the finish line in front of me at the Boston Marathon one year. So did a shirtless participant running back

Weekend Links: Human versus Robot is in Your Hands!

Allison Keene

What would you think of someone if they featured one or more of these Social Networking Pillows in their house? I think I would laugh and then give them the side-eye. But wait, there's more!

Subscribe to mental_floss Magazine (or Renew) and Get a $4 T-Shirt!

Mangesh & Jason

It's a great time to subscribe to mental_floss magazine! We've got a nice special going on this weekend—get a subscription + t-shirt for only $25.97. Renewals, too!

The Late Movies: Where Led Zeppelin Music Came From

Miss Cellania

The group Led Zeppelin has copyrights on quite a few songs that were recorded much earlier. Other songs they never filed for copyright, but credited to themselves instead of the composer.

The Six-Word Fact Contest!

Jason English

Let's try something! It's a trivia contest, but you only get six words. Like Six-Word Memoirs, only much less ambitious. Here are some examples I plucked from our vast trivia

Human Beings Are Inefficient Generators of Electricity

Ransom Riggs

So I found this interesting question posed on Reddit today -- something I've wondered myself -- could you use all the people working out at a busy gym to generate power?

The James K. Polk Trivia Contest (Winners!)

Jason English

A while back we announced our James K. Polk Trivia Contest, which was posted in part because of a crack I made about the Polk administration on The Rachael Ray Show.

10 Weird Tax Deductions Other People Got Away With

Stacy Conradt

These offbeat tax deductions worked at least once, but we can't guarantee they'll work again.

At the Libraries: Pictures of Your Home Library!

Miss Kathleen

Every week, Miss Kathleen provides links to a variety of stories about libraries, authors, and books.

Where Are They Now? 6 Artists Who Got Lots of Airplay in 1996

Chris Higgins

1996 was a heady time for popular music.

Tongue Length and Other Things You Should Know About Giraffes

Kara Kovalchik

The proud papa isn’t able to pass out cigars, but there was still plenty of celebrating at the Cincinnati Zoo, where earlier this month a giraffe has been born for the first time in 26 years.

What Happens to a Donor's DNA in a Blood Transfusion?

Matt Soniak

Reader Cathy wrote in wondering what becomes of a donor’s DNA once it gets inside another person during a blood

What Jingles Can't You Forget?

Jason English

On Fridays, I post a series of unrelated questions meant to spark conversation in the comments. Answer one, answer all, respond to someone else's reply, whatever you want.