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Temporada 2015
Data de estreia
Jan 14, 2015
This week, John looks at 30 behind the scenes stories from Hollywood blockbusters.
This week, John looks at 30 behind the scenes stories from Hollywood blockbusters.
Data de estreia
Jan 21, 2015
This week, John looks at 26 facts about the founding fathers of the United States.
This week, John looks at 26 facts about the founding fathers of the United States.
Data de estreia
Jan 28, 2015
This week, Mike looks at some (very) weird apps for your phone.
This week, Mike looks at some (very) weird apps for your phone.
2015x4
17 Crazy Hair Myths (incl. Can a MARCHING BAND cause HAIR LOSS?!)
Episode overview
Data de estreia
Jan 30, 2015
This week, Craig looks at 17 common myths about hair.
This week, Craig looks at 17 common myths about hair.
Data de estreia
Fev 04, 2015
This week, John tests a third round of 30 "life hacks" to see if they work as promised.
This week, John tests a third round of 30 "life hacks" to see if they work as promised.
Data de estreia
Fev 11, 2015
This week, Paige looks at 23 weird awards you can win!
This week, Paige looks at 23 weird awards you can win!
Data de estreia
Fev 25, 2015
This week, John looks at words invented by authors.
This week, John looks at words invented by authors.
Data de estreia
Fev 25, 2015
This week, John looks at words invented by authors.
This week, John looks at words invented by authors.
Data de estreia
Mar 04, 2015
This week, Mike looks at some (very) weird apps for your phone.
This week, Mike looks at some (very) weird apps for your phone.
Data de estreia
Mar 11, 2015
This week, Paige looks at 23 less than stellar business moves.
This week, Paige looks at 23 less than stellar business moves.
Data de estreia
Mar 18, 2015
This week, John looks at awesome, astounding, and amazing animals!
This week, John looks at awesome, astounding, and amazing animals!
2015x12
16 Shampoo Facts (Incl. Why There's Silicone In Your Shampoo!)
Episode overview
Data de estreia
Mar 24, 2015
This week, Craig looks at 16 incredible facts about shampoo!
This week, Craig looks at 16 incredible facts about shampoo!
Data de estreia
Mar 25, 2015
This week, John looks at some of the ways technology has improved our lives.
This week, John looks at some of the ways technology has improved our lives.
Data de estreia
Mar 30, 2015
This week, John looks at some delicious facts about chocolate.
This week, John looks at some delicious facts about chocolate.
Data de estreia
Abr 01, 2015
This week, the episode you've all been waiting for, John looks at some amazing facts about pigs!
This week, the episode you've all been waiting for, John looks at some amazing facts about pigs!
Data de estreia
Abr 08, 2015
This week, Mike takes a look at some of your favorite fandoms!
This week, Mike takes a look at some of your favorite fandoms!
Data de estreia
Abr 15, 2015
This week, John looks at 20 facts about Abraham Lincoln.
This week, John looks at 20 facts about Abraham Lincoln.
Data de estreia
Abr 22, 2015
We do a lot of research around here for mental_floss episodes, and often come across facts that don't fit in to any specific episodes but are too good to keep to ourselves. This week, John rifles through 101 amazing facts.
We do a lot of research around here for mental_floss episodes, and often come across facts that don't fit in to any specific episodes but are too good to keep to ourselves. This week, John rifles through 101 amazing facts.
Data de estreia
Abr 29, 2015
This week, John looks at 25 towns that made some interesting naming choices.
This week, John looks at 25 towns that made some interesting naming choices.
Data de estreia
Mai 06, 2015
This week, Elliott talks all things Muppets with Kermit and Miss Piggy (with appearances by Statler, Waldorf, and Animal).
This week, Elliott talks all things Muppets with Kermit and Miss Piggy (with appearances by Statler, Waldorf, and Animal).
Data de estreia
Mai 13, 2015
This week, Paige looks at 30 rather strange scholarship opportunities.
This week, Paige looks at 30 rather strange scholarship opportunities.
Data de estreia
Mai 20, 2015
This week, John looks at 23 weird celebrity businesses, aka, all the fun ways celebrities can lose money!
This week, John looks at 23 weird celebrity businesses, aka, all the fun ways celebrities can lose money!
Data de estreia
Mai 27, 2015
This week, John looks 24 strange scientific studies!
This week, John looks 24 strange scientific studies!
Data de estreia
Jun 03, 2015
This week, John looks 24 foods that probably didn't originate where you think they did!
This week, John looks 24 foods that probably didn't originate where you think they did!
Data de estreia
Jun 17, 2015
This week, Aaron shares some facts about truly horrifying parasites! Sleep tight...
This week, Aaron shares some facts about truly horrifying parasites! Sleep tight...
Data de estreia
Jun 24, 2015
This week, John looks at (and tries to break a few) weird world records!
This week, John looks at (and tries to break a few) weird world records!
Data de estreia
Jul 01, 2015
This week, John looks at some unexpected things you'll find aboard cruise ships!
This week, John looks at some unexpected things you'll find aboard cruise ships!
Data de estreia
Jul 08, 2015
As some of you might know, John is hardly a one-take-wonder. So, enjoy some of our favorite goofs from the past few months of shooting!
As some of you might know, John is hardly a one-take-wonder. So, enjoy some of our favorite goofs from the past few months of shooting!
Data de estreia
Jul 15, 2015
This week, John shares 27 facts about maps.
This week, John shares 27 facts about maps.
Data de estreia
Jul 22, 2015
This week, John looks at 25 lost cities.
This week, John looks at 25 lost cities.
Data de estreia
Jul 29, 2015
This week, John looks at 25 things you probably didn't know about dreams.
This week, John looks at 25 things you probably didn't know about dreams.
Data de estreia
Ago 05, 2015
This week, Craig looks at historic heists!
This week, Craig looks at historic heists!
Data de estreia
Ago 12, 2015
This week, John looks at some bizarre conspiracy theories that people actually believe!
This week, John looks at some bizarre conspiracy theories that people actually believe!
Data de estreia
Ago 19, 2015
This week, Mike Rugnetta takes a look at some inventions that just weren't meant to be.
This week, Mike Rugnetta takes a look at some inventions that just weren't meant to be.
Data de estreia
Ago 26, 2015
This week, John looks at some facts about ordinary household items!
This week, John looks at some facts about ordinary household items!
Data de estreia
Set 02, 2015
This week, Craig looks at some unusual political parties from around the world.
This week, Craig looks at some unusual political parties from around the world.
Data de estreia
Set 09, 2015
This episode has no summary.
This episode has no summary.
Data de estreia
Set 16, 2015
This week, Erin McCarthy (Executive Editor of MentalFloss.com) shares some interesting facts about musicals!
This week, Erin McCarthy (Executive Editor of MentalFloss.com) shares some interesting facts about musicals!
Data de estreia
Set 23, 2015
This week, John tells you a few things you probably didn't know about inventors.
This week, John tells you a few things you probably didn't know about inventors.
Data de estreia
Set 30, 2015
This week, Adriene Hill shares some fun facts about money!
This week, Adriene Hill shares some fun facts about money!
Data de estreia
Out 07, 2015
This week, John shares some truly ridiculous lawsuits.
This week, John shares some truly ridiculous lawsuits.
Data de estreia
Out 14, 2015
This week, Craig shares some great facts about brains!
This week, Craig shares some great facts about brains!
Data de estreia
Out 21, 2015
This week, John shares some fascinating sports facts!
This week, John shares some fascinating sports facts!
Data de estreia
Out 28, 2015
This week, Craig takes a look at some classic horror films!
This week, Craig takes a look at some classic horror films!
Data de estreia
Nov 04, 2015
This week, John tells you some things you probably didn't know about Barbie!
This week, John tells you some things you probably didn't know about Barbie!
Data de estreia
Nov 11, 2015
This week, Craig tells you all about wine!
This week, Craig tells you all about wine!
Data de estreia
Nov 13, 2015
This week, John shares some little known facts about Jim Henson!
This week, John shares some little known facts about Jim Henson!
Data de estreia
Nov 18, 2015
This week, John shares some little known facts about popular cities!
This week, John shares some little known facts about popular cities!
Data de estreia
Dez 02, 2015
This week, Adriene shares some little known facts about fruit!
This week, Adriene shares some little known facts about fruit!
Data de estreia
Dez 09, 2015
This week, John shares some little known facts about the science of music!
This week, John shares some little known facts about the science of music!
Data de estreia
Dez 16, 2015
This week, John shares some little known facts about his favorite romantic comedies!
This week, John shares some little known facts about his favorite romantic comedies!
Data de estreia
Dez 21, 2015
This week, John shares some little known facts about his favorite holiday films!
This week, John shares some little known facts about his favorite holiday films!
2015x52
Final da temporada
21 Things That Turned 21 This Year (2015 edition)
Episode overview
Data de estreia
Dez 28, 2015
This week, John shares 21 things that turned 21 in 2015!
This week, John shares 21 things that turned 21 in 2015!
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