Mental Floss

The fiery cauldron at the 2016 Olympic Games in Rio de Janeiro.

It's Lit: Watch Almost 100 Years of Summer Olympic Cauldron Lightings in This Supercut

Ben Hider/Getty Images

11 Memorable Facts About Alex Trebek

He just wants to talk.

Common Misconceptions About Bats

Runner's trots wait for no one.

Why Do Marathon Runners Poop Their Pants?

Niagara Falls has dried up on two occasions, only one of them on purpose.

When Niagara Falls Ran Dry—Twice

Gymnast Kerri Strug is carried off the floor by her coach Bela Karolyi after her routine at the Georgia Dome at the 1996 Olympic Games in Atlanta, Georgia on July 23, 1996.

When Kerri Strug Made Olympic History In 1996

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This Weekend’s Best Amazon Deals Include Juicers, Wireless Keyboards, and Record Players

Jean Smart stars in Hacks.

11 Brilliant Facts About Jean Smart

In Japan, open-mouthed, teeth-exposed laughter is considered impolite—and very unladylike.

20 Common American Behaviors That Are Considered Rude Elsewhere Around the World

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DAIlY FLOSS

Kerri Walsh Jennings during a match against Brazil at the 2016 Olympic Games in Rio de Janeiro.

Why Do So Many Female Athletes Compete in Bikini-Style Uniforms?

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General Knowledge Quizzes

How Well Do You Know These Pasta Shapes?

In England, Waldo is known as Wally.

Where's Willy? How Waldo Translates Around the World

M. Night Shyamalan.

8 Surprising Facts About M. Night Shyamalan

Introducing 'The Curious Reader,' Mental Floss’s Book About All Your Favorite Novels and Novelists

Fowl Play: The Mystery Surrounding Fabio's Fatal Goose-to-Face Collision

Lightwish/Amazon

This $18 Pocket Watercolor Set Is Perfect for Beginners

5 Liquids You Can Bring on a Plane in Containers Larger Than 3.4 Ounces

Cheerble/Kickstarter

This Self-Rinsing Bowl Cleans and Refills Your Pet's Water While You're at Work

Lonely at the Top: Protecting Hyperion, the World's Tallest Tree

The Royal Rundown on King Henry VIII's Children

How Much Is an Olympic Gold Medal Worth?

In Amsterdam, You Can Now Stroll Across a 3D-Printed Bridge

KAZUHIRO NOGI/AFP via Getty Images

The Stories Behind 25 Flags You'll See in the Olympic Opening Ceremonies

Michael B. Jordan stars in Ryan Coogler's Fruitvale Station (2013).

The 45 Best Movies on Netflix Right Now

GoSports/Amazon

Friday's Best Amazon Deals Include Shark Robot Vacuums, Hammocks, and Outdoor Games

ROMAOSLO/iStock via Getty Images Plus

35 Happy Little Facts About Bob Ross

PHILIP FONG/Getty Images

General Knowledge Quizzes

How Much Do You Know About the Olympic Games?

Great Britain's Liverpool St Police tug-of-war team taking on Ireland at the 1908 London Olympics.

Tug of War Used to Be an Olympic Sport

Introducing 'The Curious Reader,' Mental Floss’s Book About All Your Favorite Novels and Novelists

Fowl Play: The Mystery Surrounding Fabio's Fatal Goose-to-Face Collision

Lightwish/Amazon

This $18 Pocket Watercolor Set Is Perfect for Beginners

5 Liquids You Can Bring on a Plane in Containers Larger Than 3.4 Ounces

Cheerble/Kickstarter

This Self-Rinsing Bowl Cleans and Refills Your Pet's Water While You're at Work

Lonely at the Top: Protecting Hyperion, the World's Tallest Tree

The Royal Rundown on King Henry VIII's Children

How Much Is an Olympic Gold Medal Worth?

In Amsterdam, You Can Now Stroll Across a 3D-Printed Bridge

MENTAL FLOSS STUDIOS

20 Amazing Historical Discoveries in the Last 20 Years

The Staffordshire Hoard contains the one of the richest collections of Anglo-Saxon gold ever found.

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