Introducing Two New T-Shirts (And Announcing a Big Sale)

Mangesh & Jason

Big day in the mental_floss store!

Brain Game: In Training?

Thanks for playing the Wednesday Brain Game. Enjoy: When rendered as city and state, the name of which U.S.

A Tribute to Obsessive Collectors

Ransom Riggs

I know and love a lot of collectors of things: scotch, vintage photographs, guitars, signed baseballs.

People Who Will Be at the Idea Festival Besides Us

Jason English

As we mentioned the other day, our co-founder Will Pearson will be representing mental_floss at the Idea Festival in Louisville, which runs from September 29th through October 2nd.

Morning Cup of Links: Alien Fireballs

Miss Cellania

Dr. Harvey Cushing revolutionized brain surgery in the early 20th century. Before imaging, antibiotics, or even effective anesthesia, he could remove brain tumors and extend patients' lives.

Feel Art Again Returns: Henryk Siemiradzki

Andréa Fernandes

Yesterday marked the 108th anniversary of the death of Henryk Siemiradzki (1843-1902), a Polish painter known for his Graeco-Roman and New Testament scenes.

The Late Movies: "Promised Land"

Matt Soniak

Chuck Berry's "Promised Land" is one of humanity's finest achievements.

How Did You Know? "“ Day 1 Level 3/Bonus Round

David K. Israel

YES! You can play this challenge/contest without knowing a thing about the weekly hunt! It's sort of a one-off - a stand-alone if you will.

The Quick 10: 10 Mating Rituals We're Glad Humans Don't Do

Stacy Conradt

I've recently gotten a little bit obsessed with Dirty Jobs after watching a marathon a couple of weekends ago.

How 17 Great American Cities Got Their Names

Ethan Trex

You know that Washington, D.C., is named for George Washington, but how well do you know where other major cities got their names?

New Nazi Propaganda Footage Found

David K. Israel

I guess I have a Nazi-theme going on this month. From Bugs Bunny and Hitler, we move to actual Nazi propaganda.

"Oregon Trail" Mini-Documentary (1996)

Chris Higgins

In 1996, MECC released Oregon Trail II, an updated version of the classic Oregon Trail computer game.

Neatorama presents: HDYK? - {day 1}

David K. Israel

It's an all-new 5-day trivia hunt! Co-puzzle Master Josh Halbur and I are happy to bring you the next How Did You Know?

The Lost Boys Give Back

Miss Cellania

The Lost Boys of Sudan are a group of thousands of young men from Sudan who fled the violence of their villages and lived in refugee camps for years before they were relocated to the United States, Au

The New Issue is Out! (Plus, 5 Good Reasons to Pick it Up)

Mangesh & Jason

The new mental_floss hits newsstands today, and we can't wait for you to check it out.