Science »

Why Peppers Taste Hot

Why Peppers Taste Hot

Daven Hiskey August 18, 2010 11

Today I found out why peppers taste hot. The heat sensation is caused by capsaicin, which is a colorless, odorless, oily chemical found in peppers.  Capsaicin binds with certain sensory neurons which then more

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Why Mosquito Bites Itch

Why Mosquito Bites Itch

Daven Hiskey August 10, 2010 24

Today I found out why mosquito bites itch. When female mosquitoes poke their proboscis through your skin so they can suck some of your blood to be later used to make eggs, they inject

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What Causes Muscle Soreness After Exercising (Note: It’s Not Lactic Acid)

What Causes Muscle Soreness After Exercising (Note: It’s Not Lactic Acid)

Daven Hiskey August 6, 2010 24

Today I found out what causes muscle soreness after workouts. Since the early 20th century, this specific type of muscle soreness, called “delayed onset muscle soreness” (DOMS), was thought to be cause by lactic

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Turkey Does Not Make You Drowsy After You Eat It

Turkey Does Not Make You Drowsy After You Eat It

Daven Hiskey July 29, 2010 2

Today I found out turkey does not make you drowsy after you eat it. Now to be clear, turkey does contain tryptophan.  Tryptophan is an amino acid which the human body doesn’t naturally produce,

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Shaving Does Not Make Your Hair Grow Back Thicker or Faster

Shaving Does Not Make Your Hair Grow Back Thicker or Faster

Daven Hiskey July 27, 2010 55

Today I found out shaving does not make your hair grow back thicker, stronger, faster, or any other “er”.  In fact, contrary to what parents the world over tend to tell their kids when

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What Hemisphere You Are in Does Not Affect the Way Water Spins Down Your Drain

What Hemisphere You Are in Does Not Affect the Way Water Spins Down Your Drain

Daven Hiskey July 23, 2010 29

Today I found out what hemisphere you are in does not affect the way water spins down your drain. So why do some textbooks, most tour guides, and pretty much all TV shows like

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Humans Have a Lot More Than Five Senses

Humans Have a Lot More Than Five Senses

Daven Hiskey July 16, 2010 98

Today I found out humans have a lot more than five senses.  It turns out, there are at least nine senses and most researchers think there are more like twenty-one or so. Just for

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How the Blind Dream

How the Blind Dream

Daven Hiskey July 12, 2010 21

Today I found out how the completely blind dream. It turns out that if they went completely blind before around the age of 5-7 years old, they will typically dream without any visual experiences. 

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Sugar Does Not Make Kids Hyper

Sugar Does Not Make Kids Hyper

Daven Hiskey July 9, 2010 6

Today I found out that sugar does not make kids hyper.  In fact, it has been proven in numerous studies that it doesn’t affect their behavior at all. In one such study, it was

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Why Popcorn Pops

Why Popcorn Pops

Daven Hiskey July 2, 2010 9

Today I found out why popcorn pops. First a little background, Popcorn or “zea mays everta” is a special kind of Flint corn, also known as “Indian corn” and sometimes “Calico corn”.  Flint corn

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Commercial Banana Plants are Perfect Clones of One Another

Commercial Banana Plants are Perfect Clones of One Another

Daven Hiskey June 22, 2010 6

Today I found out nearly all commercial banana plants are perfect clones of one another and most originate from one single plant from Southeast Asia.   Now to be clear, there are approximately 1000 different

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A Coffee “Bean” is Not Actually a Bean

A Coffee “Bean” is Not Actually a Bean

Daven Hiskey June 18, 2010 13

Today I found out a Coffee bean is not actually a bean, rather it is a seed. Now I know you are saying to yourself right now, “Aren’t beans seeds and seeds beans?”  Surprisingly,

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What Causes the Pain in Your Side You May Occasionally Feel While Running

What Causes the Pain in Your Side You May Occasionally Feel While Running

Daven Hiskey June 7, 2010 17

Today I found out what causes the pain in your side you may occasionally feel while running or doing other jarring activities. This pain, known often as “side stitch” and more technically as “exercise

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What Causes “Eye Floaters”

What Causes “Eye Floaters”

Daven Hiskey June 3, 2010 153

Today I found out what causes “eye floaters”. For those who’ve never experienced this phenomenon, eye floaters are little oddly shaped objects that appear in your vision, often when one looks at bright light

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The Difference Between Jelly and Jam

The Difference Between Jelly and Jam

Daven Hiskey May 27, 2010 31

Today I found out the difference between jelly and jam. The difference between jelly and jam is that jelly is made strictly from the juice of fruit while jam is made from crushed fruit. 

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All Lifesavers Spark When Chewed, Not Just Wintergreen

All Lifesavers Spark When Chewed, Not Just Wintergreen

Daven Hiskey May 17, 2010 7

Today I fount out that all lifesavers spark when chewed, not just the Wintergreen Lifesavers (also known as Wint-O-Green). The flash you see when these hard sugar candies are crunched is caused by triboluminescence,

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The Tongue Doesn’t Have Zones for Different Tastes

The Tongue Doesn’t Have Zones for Different Tastes

Daven Hiskey May 11, 2010 34

Today I found out that the tongue doesn’t have zones specializing in specific tastes, contrary to popular belief.  So why did your third grade teacher tell you they did and make you memorize each

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There Was Once a Woman Who Had Immortal Cells

There Was Once a Woman Who Had Immortal Cells

Daven Hiskey May 10, 2010 40

Today I found out there was once a woman who had immortal cells.   These immortal cells have multiplied to the point that if you were to weigh all of them that live today, they’d

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