Podcast Playground

Always Wondered

Always Wondered. A podcast that takes a lighthearted look at everyday life's little mysteries.      Have you always wondered who came up with the idea for mouthwash? Who invented the Slinky? Why do we bless someone whenever they sneeze? How come there are dimples on a golf ball? Or what is the origin of the phrase "heard it through the grapevine"? These are the sort of questions that stir our curiosity, and the answers may just surprise you. Join host Rick Peterson every week for a fun and breezy look at some of the things you have always wondered about!

Author

Podcast Playground

Category

Education

Podcast website

thepodcastplayground.com

Latest episode

Jul 10, 2026

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Episodes

Always Wondered - What Happened to "B" Size Batteries? 10.07.2026

In this episode, why do we have tonsils?  Are they the body’s first line of defense from infection?  Or are they just hanging out in the back of your throat catching stray popcorn kernels?  We have the answer.   Also, you’ve seen AA, C, and D batteries.  But whatever happened to B?  Did it vanish into witness protection - or was it something else?  We...

Always Wondered - Episode 67 Preview 08.07.2026

In this upcoming episode, why do we have tonsils?  Are they the body’s first line of defense from infection?  Or are they just hanging out in the back of your throat catching stray popcorn kernels?  We have the answer.   Also, you’ve seen A, C, and D batteries.  But whatever happened to B?  Did it vanish into witness protection - or was it something else?&...

Always Wondered - Why Do We Cry? 03.07.2026

In this episode of Always Wondered, why do we cry?  Humans are the only creatures who can burst into tears when we’re happy, sad, or watching a cooking competition!  We’ll explore why.  Also - there once was a time when you could sing along with all kinds of catchy TV theme songs.  But today they’ve pretty much disappeared.  Learn what happened.  Plu...

Always Wondered - Episode 66 Preview 01.07.2026

In this upcoming episode of Always Wondered, why do we cry?  Humans are the only creatures who can burst into tears when we’re happy, sad, or watching a cooking competition!  We’ll explore why.  Also - there once was a time when you could sing along with all kinds of catchy TV theme songs.  But today they’ve pretty much disappeared.  Learn what happened.&...

Always Wondered - How America Made it to 250 Years Old. 26.06.2026

This week on Always Wondered, America is turning 250 years old.  So we’re celebrating two-and-a-half centuries of American ingenuity, accidental success, and just enough chaos to make it all work!  Meet some Founding Fathers who were absolute geniuses…and a wee bit eccentric.  Also - learn about Revolutionary War battles that we had no business winning, but somehow mana...

Always Wondered - Episode 65 Preview 24.06.2026

Coming up on Always Wondered, America is turning 250 years old.  So we’re celebrating two-and-a-half centuries of American ingenuity, accidental success, and just enough chaos to make it all work!  Meet some Founding Fathers who were absolute geniuses…and a wee bit eccentric.  Also - learn about Revolutionary War battles that we had no business winning, but somehow mana...

Always Wondered - Why Do Our Stomachs Growl When We Get Hungry? 19.06.2026

This week on Always Wondered, why do our stomachs growl when we get hungry?  Is it science - or is your body just trying to embarrass you in public?  Also, we explore how famous movie quotes escaped the theater, took over our brains, and somehow replaced standard human conversation!  Plus - hear the unusual origin of the frozen dinner.  Discover how we invented a meal in a card...

Always Wondered - Episode 64 Preview 17.06.2026

This week on Always Wondered, why do our stomachs growl when we get hungry?  Is it science - or is your body just trying to embarrass you in public?  Also, we explore how famous movie quotes escaped the theater, took over our brains, and somehow replaced standard human conversation!  Plus - hear the unusual origin of the frozen dinner.  Discover how we invented a meal in a card...

Always Wondered - Why Do Our Fingers Get All Wrinkly In Water? 12.06.2026

In this episode of Always Wondered, we tackle the question:  why do our fingers get all wrinkly when exposed to water?  You may be surprised to learn that evolution had a good reason for those prune-like fingertips.  Also, there was a time when we could receive almost anything by mail order.  And we’ll tell you about some of the strangest items!  Plus - learn the ori...

Always Wondered - Episode 63 Preview 10.06.2026

In this upcoming episode of Always Wondered, we tackle the question:  why do our fingers get all wrinkly when exposed to water?  You may be surprised to learn that evolution had a good reason for those prune-like fingertips.  Also, there was a time when we could receive almost anything by mail order.  And we’ll tell you about some of the strangest items!  Plus - lear...

Always Wondered - Why Are We Ticklish? 05.06.2026

This week on Always Wondered, why are we ticklish?  Is it a beautiful bonding experience, or a biological form of total betrayal?  We’ll try to make sense of it all.  Also, we live in an era of creative baby names.  But which ones are actually illegal?  We’ll explore the ultimate dos and don'ts of naming.  Plus - what’s the origin of the phrase &ldqu...

Always Wondered - Episode 62 Preview 03.06.2026

This week on Always Wondered, why are we ticklish?  Is it a beautiful bonding experience, or a biological form of total betrayal?  We’ll try to make sense of it all.  Also, we live in an era of creative baby names.  But which ones are actually illegal?  We’ll explore the ultimate naming do’s and don'ts.  Plus - what’s the origin of the phrase &...

Always Wondered - What is the True Story of the Popsicle? 29.05.2026

In this episode, we explore why we can’t remember being a baby.  And if we could, would we really want to?  Also - learn the origin of the Popsicle®.  Hear how one kid’s accident turned into a frozen treat empire.  Plus - we explore humanity's weird fascination with acronyms.  When did every conversation turn into a high-speed game of Scrabble?  Join h...

Always Wondered - Episode 61 Preview 27.05.2026

In this upcoming episode, we explore why we can’t remember being a baby.  And if we could, would we really want to?  Also - learn the origin of the Popsicle.  Hear how one kid’s accident turned into a frozen treat empire.  Plus - we explore humanity's weird fascination with acronyms.  When did every conversation turn into a high-speed game of Scrabble?  Jo...

Always Wondered - Why Do We Say “Hello” and “Goodbye?" 22.05.2026

In this episode, learn how the telephone helped turn “Hello” into the world’s official awkward conversation starter.  It’s the surprisingly strange origins of both “Hello” and “Goodbye.”  Also, we dive into movie sound effects.  Hear how Hollywood has basically been lying to us for years!  Plus - who invented the bed?  And ho...

Always Wondered - Episode 60 Preview 20.05.2026

In this upcoming episode, learn how the telephone helped turn “Hello” into the world’s official awkward conversation starter.  It’s the surprisingly strange origins of both “Hello” and “Goodbye.”  Also, we dive into movie sound effects.  Hear how Hollywood has basically been lying to us for years!  Plus - who invented the bed?&nbs...

Always Wondered - The Weird Origin of “Okay” 15.05.2026

In this episode, learn how some 19th-century hipsters gave us the most widely used word on the planet.  It’s the weird origin of “okay”.  Also, you may think football and hockey are brutal, but wait till you hear the story of how Americans once played polo…with cars!  Plus, we tackle the reason behind your mouth’s biggest betrayal.  Discover why o...

Always Wondered - What Are The Most Annoying Sounds Known to Humankind? 08.05.2026

In this upcoming episode, we explore why yawning is contagious. Is it empathy? Science? Or are you just hanging out with really boring people? Also, get ready for a countdown of the most annoying sounds known to humankind. (Warning: Your ears are going to hate you by the time this one is done!) Plus, what’s the origin of the phrase “put your best foot forward”? And more important...

Always Wondered - Episode 58 Preview 06.05.2026

In this upcoming episode, we explore why yawning is contagious. Is it empathy? Science? Or are you just hanging out with really boring people? Also, get ready for a countdown of the most annoying sounds known to humankind. (Warning: Your ears are going to hate you by the time this one is done!) Plus, what’s the origin of the phrase “put your best foot forward”? And more important...

Always Wondered - How Did Cinco De Mayo Become an American Fiesta?  01.05.2026

In this episode, we salute the Month of May.  Hear the weird story of the woman who created Mother’s Day - only to spend the rest of her life trying to cancel it!  Also, we look at Cinco De Mayo.  How did an obscure Mexican battle turn into a full-blown American fiesta?  Plus - learn the origin of the term “mayday” - a simple word that somehow means “eve...

Always Wondered - Episode 57 Preview 29.04.2026

In this upcoming episode, we salute the Month of May.  Hear the weird story of the woman who created Mother’s Day - only to spend the rest of her life trying to cancel it!  Also, we look at Cinco De Mayo.  How did an obscure Mexican battle turn into a full-blown American fiesta?  Plus - learn the origin of the term “mayday” - a simple word that somehow means &...

Always Wondered - How Did We Wake Up On Time Before The Alarm Clock? 24.04.2026

In this episode, we explore the origin of the Alarm Clock.  Before it was ever invented, humans used a truly bizarre way to make sure people woke up on time!  And we’ve got all the crazy details.  Also, waving is one of humanity’s oldest customs.  But how did swatting our hand in the air become our go-to greeting?  Plus - what’s the story behind the phras...

Always Wondered - Episode 56 Preview 22.04.2026

In this upcoming episode, we explore the origin of the Alarm Clock.  Before it was ever invented, humans used a truly bizarre way to make sure people woke up on time!  And we’ve got all the crazy details.  Also, waving is one of humanity’s oldest customs.  But how did swatting our hand in the air become our go-to greeting?  Plus - what’s the story behind...

Always Wondered - When Did Hydration Became an Obsession? 17.04.2026

In this episode of Always Wondered, we explore when hydration became an obsession.  How did we go from drinking from the garden hose to always carrying designer water bottles?  We’ll get to the bottom of this H2O mystery.  Also, can you imagine some of your favorite movies with completely different leading actors? You’ll be scratching your head as we uncover some of Holl...

Always Wondered - Episode 55 Preview 15.04.2026

In our upcoming episode of Always Wondered, we explore when hydration became an obsession.  How did we go from drinking from the garden hose to always carrying designer water bottles?  We’ll get to the bottom of this H2O mystery.  Also, can you imagine some of your favorite movies with completely different leading actors? You’ll be scratching your head as we uncover some...

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