Mental Floss: Big Questions

  • Rank #
  • Premiered: Sep 2014
  • Episodes: 79
  • Followers: 0
  • Ended
  • YouTube
  • at 13
  • Documentary

Seasons:

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Season 2
2x1
Where did we get the name America?
Episode overview
Air date
Sep 07, 2015
Welcome to season two! This week, Fred T. asks, "Where did we get the name America?"
2x2
Why do we cry?
Episode overview
Air date
Sep 14, 2015
This week, Briana Stanhope. asks, "Why do people cry?"
2x3
Why do my joints hurt more when it rains?
Episode overview
Air date
Sep 21, 2015
This week, starlinguk asks, "I have arthritis, why do my joints hurt more when it rains?"
2x4
Are there good viruses?
Episode overview
Air date
Sep 28, 2015
This week, acalibaby808 asks, "Are there good viruses?"
2x5
Why does my hair feel dry from chlorine?
Episode overview
Air date
Oct 05, 2015
This week, capselo asks, "Why does my hair feel dry after swimming in chlorinated water?"
2x6
Why are blueprints blue?
Episode overview
Air date
Oct 12, 2015
This week, David Lev asks, "Why are blueprints blue?"
2x7
Why is my voice different when I hear a recording?
Episode overview
Air date
Oct 19, 2015
This week, Kristina Bailey asks, "Why does our voice sound different when we hear an audio or video recording of it?"
2x8
Why is there a joker in playing card decks?
Episode overview
Air date
Oct 26, 2015
This week, Margaret asks, "Why is there a joker in playing card decks?"
2x9
Why does daylight saving time vary by country?
Episode overview
Air date
Nov 02, 2015
This week, Jerome asks, "Why does daylight saving time vary by country?"
2x10
What causes motion sickness?
Episode overview
Air date
Nov 09, 2015
This week, Craig asks, "What causes motion sickness?"
2x11
Why do babies' eyes change color?
Episode overview
Air date
Nov 16, 2015
This week, doxysrkx asks, "Why are babies born with blue eyes?"
2x12
What's the difference between American and Canadian Thanksgiving?
Episode overview
Air date
Nov 23, 2015
This week, Keegan T. asks, "What's the difference between American and Canadian Thanksgiving?"
2x13
How did eating popcorn become a custom at movie theaters?
Episode overview
Air date
Nov 30, 2015
This week, Bradley Stein asks, "How did eating popcorn become a custom at movie theaters?"
2x14
Does cracking your knuckles cause arthritis?
Episode overview
Air date
Dec 07, 2015
This week, seanjedi97 asks, "Does popping your knuckles really cause arthritis?"
2x15
Why do we get songs stuck in our heads?
Episode overview
Air date
Dec 14, 2015
This week, Tobias Anderson asks, "Why do we get songs stuck in our heads?"
2x16
Why does sudden exposure to the sun cause sneezing?
Episode overview
Air date
Jan 04, 2016
This week, ReiAyanami8 asks, "Why does sudden exposure to sunlight cause some people to sneeze?"
2x17
Why do people have birthmarks?
Episode overview
Air date
Feb 01, 2016
This week, Creddie Ramos asks, "Why do people have birthmarks?"
2x18
What makes hair naturally straight or curly?
Episode overview
Air date
Mar 07, 2016
This week, clairebellxo asks, "What makes hair naturally straight or curly?"
2x19
Where did emojis come from?
Episode overview
Air date
Apr 04, 2016
This week, Emily asks, "Where did emojis come from?"
2x20
Why do some countries drive on the left and some on the right?
Episode overview
Air date
May 02, 2016
This week, mgnm257 asks, "How did it end up that some countries' citizens drive on the left side of the road and others drive on the right?"
2x21
What's a brain freeze?
Episode overview
Air date
Jun 06, 2016
This week, Peggy asks, "What's a brain freeze?"
2x22
What's the origin of fireworks?
Episode overview
Air date
Jul 01, 2016
This week, Lindsay asks, "What's the origin of fireworks?"
2x23
Why are there 24 hours in a day?
Episode overview
Air date
Aug 08, 2016
This week, FreedomFanBoy asks, "Why are there 24 hours? Why not 25? or 100?"
2x24
Why do traffic jams occur?
Episode overview
Air date
Sep 05, 2016
This week, Colleen Jousma asks, "Why do traffic jams occur? Is it only because there are too many cars on the road or is there something more to it?"
2x25
How does ghost hunting technology work?
Episode overview
Air date
Oct 03, 2016
This week, Tim asks, "What's the evidence that ghost hunters use and look for?"
2x26
Why aren't there B batteries?
Episode overview
Air date
Nov 07, 2016
This week, spdyrel asks, “Where do the naming conventions for batteries come from? AAA, AA, D, etc.? Also why no B batteries?”
2x27
Do hats cause balding?
Episode overview
Air date
Dec 05, 2016
This week, Sammi Wood asks, “Is it true that if you wear a hat often enough it will cause you to bald?”
2x28
Why do we close our eyes when we sneeze?
Episode overview
Air date
Jan 09, 2017
This week, Hajera Fatima asks, “Why do we close our eyes when we sneeze?”
2x29
Is there an explanation for déjà vu?
Episode overview
Air date
Feb 06, 2017
This week, Kel A asks, “Is there an explanation for déjà vu?”
2x30
Do you need to wash food before eating it?
Episode overview
Air date
Mar 06, 2017
This week, Donovan Norman asks, “Is it necessary to rinse off apples and such before eating them?”
2x31
Why did we stop going to the moon?
Episode overview
Air date
Apr 03, 2017
This week, Elivelton Luza asks, “Here’s a question, WHY THE HECK didn’t we go AGAIN to the moon??”
2x32 Show finale
What's the history of lawn mowing?
Episode overview
Air date
May 01, 2017
This week, ThisIsKir asks, “When did it become the norm to mow the lawn?”

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