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Solar Tree

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Meet Dorothy Peterson, Octogenarian Table-Tennis Shark

the mag

Dorothy Peterson is more than a grandmother in her 80s; she's a cold-blooded table-tennis assassin. And she's got the trophy case to prove it.

Math in Nature

Chris Higgins

Here's a beautiful short film demonstrating mathematical principles as they appear in nature: Nature by Numbers.

Last Week's Most Popular Stories

Jason English

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

The World's Best Retirement Plan (for Chimpanzees)

the mag

When older Americans retire, they can look forward to Social Security checks.

Morning Cup of Links: Abandoned Films

Miss Cellania

The Best Movies Never Made.

FDR's Hot Dog Party With King George VI

Jason English

Left to Right: Mrs Franklin D. Roosevelt; King George VI of England; Mrs.

The Weekend Links: Sunday Edition

Allison Keene

From great links-contributor Jan, experience the majesty and wonder of China's Rainbow-Colored Fields, and the story behind this anomaly.

Amazing Found Photos of Life During Wartime

Ransom Riggs

The good stuff's usually on the back.

The Weekend Links: Saturday Edition

Allison Keene

So what do you do with those little bread tags? Do you wish there was another purpose for them besides trash? Turns out, there can be!

Lunchtime Quiz Leftovers

Jason English

The Late Movies: Stars and Stripes Forever

Miss Cellania

John Philip Sousa wrote the tune we know as Stars and Stripes Forever on Christmas Day in 1896, according to his autobiography.

How Did You Know? "“ Day 4 Level 3/Bonus Round!

David K. Israel

Solve the following puzzle and you may win your pick of anything you want from the neatoshop (valued under $25). Again, we'll leave the contest open until midnight PT. Ready? Set.

Watercooler Ammo Reject Pile!

Mangesh Hattikudur

A few months ago, Jason and I started a new Monday-Thursday newsletter called Watercooler Ammo. Here's some of the stuff that was left on the cutting room floor.

Road Trip! 6 Incredible Cross-Country Journeys

Rob Lammle

There's nothing quite like a road trip. You pack your bag, empty the change jar for gas money, grab a map (or not), and hit the highway, seeking adventure around every turn.

Slo-Mo Video: Lightning Strikes Chicago Buildings

Chris Higgins

A meditative way to spend your Friday: video of lightning striking buildings in Chicago. The same brief clip is shown at progressively slower speeds, climaxing in an impressive triple strike.

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