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Mental Floss: Big Questions

2014 - 2014 • YouTube • 3 seasons • 79 episodes

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Documentary

A weekly show where we endeavor to answer one of your big questions.

Previously Aired Episode

Aired on 08/26/2022
Where Are All the Baby Pigeons?
Season 3: Episode 1

New Episode Air Date

Series ended
79 episodes total

Summary

Episodes

Shop

Activity

Screencaps

Cast

Season 1 2 3

Season 1

S01 E01
How Do They Make Decaf Coffee?

S01 E02
Who Invented the Hot Dog?

S01 E03
How Does Deodorant Work?

S01 E04
How Did April Fools Day Come About?

S01 E05
Where Does the $ Sign Come From?

S01 E06
Why Are Tortoises Slow?

S01 E07
Is it Unhealthy to Stand in Front of a Microwave While it is Cooking?

S01 E08
Where Did Last Names Come From?

S01 E09
Why Don't Spiders Stick to Their Own Web?

S01 E10
Why Are White Diamonds So Expensive?

S01 E11
Why Does Your Voice Get Higher When You Inhale Helium?

S01 E12
Why do they dye cheese yellow?

S01 E13
Why are Butterflies Called Butterflies?

S01 E14
Why Do Our Teeth Chatter When We're Cold?

S01 E15
What is dirt made out of?

S01 E16
Where did saying a guy was "hot" originate?

S01 E17
Is blood ever blue?

S01 E18
How far can I see on a clear day?

S01 E19
Why are my ears ringing?

S01 E20
Do your organs grow with you?

S01 E21
Why is the heart associated with love?

S01 E22
Why does asparagus make your pee smell?

S01 E23
Why don't humans have a mating season?

S01 E24
How does a two-way mirror work?

S01 E25
Why do we get dark bags under our eyes?

S01 E26
Why do mosquitoes prefer biting some people to others?

S01 E27
What is the origin of the high five?

S01 E28
What makes a permanent marker permanent?

S01 E29
Why is 301 used in YouTube for view count?

S01 E30
Why doesn't glue stick to the inside of the container?

S01 E31
Why do things taste bad after you brush your teeth?

S01 E32
Why are the numbers on calculators and phones opposite?

S01 E33
Why does 98 degrees feel hot if that's your body temperature?

S01 E34
Why do you see better when you squint?

S01 E35
Does hitting the snooze button help

S01 E36
Why do we blush when we're embarrassed?

S01 E37
What did the original colonists sound like?

S01 E38
Why do Americans use Fahrenheit?

S01 E39
Why is ginger a palate cleanser?

S01 E40
Why are people ticklish?

S01 E41
Why does your nose get runny when it's cold?

S01 E42
Why do bees die after they sting you

S01 E43
Why are there silent letters in English words?

S01 E44
Why do people and animals tilt their heads when confused?

S01 E45
Does ginger ale really help with stomach aches?

S01 E46
Can you be tired from sleeping too much?

Season 2

S02 E01
Where did we get the name America?

S02 E02
Why do we cry?

S02 E03
Why do my joints hurt more when it rains?

S02 E04
Are there good viruses?

S02 E05
Why does my hair feel dry from chlorine?

S02 E06
Why are blueprints blue?

S02 E07
Why is my voice different when I hear a recording?

S02 E08
Why is there a joker in playing card decks?

S02 E09
Why does daylight saving time vary by country?

S02 E10
What causes motion sickness?

S02 E11
Why do babies' eyes change color?

S02 E12
What's the difference between American and Canadian Thanksgiving?

S02 E13
How did eating popcorn become a custom at movie theaters?

S02 E14
Does cracking your knuckles cause arthritis?

S02 E15
Why do we get songs stuck in our heads?

S02 E16
Why does sudden exposure to the sun cause sneezing?

S02 E17
Why do people have birthmarks?

S02 E18
What makes hair naturally straight or curly?

S02 E19
Where did emojis come from?

S02 E20
Why do some countries drive on the left and some on the right?

S02 E21
What's a brain freeze?

S02 E22
What's the origin of fireworks?

S02 E23
Why are there 24 hours in a day?

S02 E24
Why do traffic jams occur?

S02 E25
How does ghost hunting technology work?

S02 E26
Why aren't there B batteries?

S02 E27
Do hats cause balding?

S02 E28
Why do we close our eyes when we sneeze?

S02 E29
Is there an explanation for déjà vu?

S02 E30
Do you need to wash food before eating it?

S02 E31
Why did we stop going to the moon?

S02 E32
What's the history of lawn mowing?

Season 3

S03 E01
Where Are All the Baby Pigeons?

Specials

Episode 1
Bloopers! - Big Questions - (Ep. 40.5)

Episode 2
Bloopers! - Big Questions - (Ep. 40.5)

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