Answers »
Why Doesn’t the Heart Get Tired and Need to Rest Like Other Muscles?
Mindy N. asks: After a long run my leg muscles are tired, but my heart is not. Why doesn’t the heart need any rest? Anywhere from 60 to 100 times every minute of every
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How Large is a Barrel of Oil and Why Do We Measure It That Way?
Sue T asks: Why do we measure oil in barrels instead of gallons or liters? How much oil is in a barrel? More than just gasoline for our cars, crude oil is transformed into
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Can Eating Poppy Seeds Really Cause You to Fail a Drug Test?
Mark asks: Will eating poppy seed muffins cause you to fail a drug test? When Elaine on Seinfeld failed a drug test after eating a poppy seed muffin back in the 1996 episode “The
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What Causes St. Elmo’s Fire
Andrew M. asks: What causes Saint Elmo’s Fire? For those not familiar, “St. Elmo’s Fire” is a name for the glow that looks like blue/violet fire surrounding the top of pointed metal objects during
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All About Bees, Wasps, and Hornets
Mike A. asks: What is the difference between bees, wasps, and hornets? There are many similarities and differences between our little wing-whipping friends. For starters, all can sting you. That said, you may derive
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Do Cow Farts Really Significantly Contribute to Global Warming?
Shawn asks: Do cow farts really significantly contribute to global warming? There are currently approximately 1.3 to 1.5 billion cows grazing, sleeping, and chewing their cud at any given time on planet Earth. And
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Was the Character of Sherlock Holmes Based on a Real Person?
Sue T. asks: My sister told me Sherlock Holmes was based on a real person. Is this true? In 1887, Doyle published the novel “A Study in Scarlet.” It was the first work to
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Can Color Blind People See More Colors When They Take Hallucinogenic Drugs?
Sam asks: If you gave a color blind person something like LSD or some other sort of hallucinogenic drug, would they see colors they couldn’t before? First a little primer on colour blindness from
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How a Donkey and an Elephant Came to Represent Democrats and Republicans
Jennifer asks: Why is a donkey and an elephant associated with the Democrats and the Republicans? The donkey is stereotypically bumbling, slow, and stubborn; the elephant- big and clumsy. Being compared to one of
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In a Transplant/Transfusion, Does the Donor’s DNA Get Integrated Into the New Host?
Matt asks: In an organ or blood transplant/transfusion, does the donor’s DNA get kept and integrated into the new host? Depending on the type of donation, the DNA stays for a short time, a
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Origin of the Military Song “Taps”
M. Havens asks: Where did the Taps song come from that is played during military funerals? Since 1862, “Taps” has played at military funerals to honor the sacrifice of fallen service members. Originally, however,
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Why Do We Need Sleep?
Karla asks: Why do we need sleep? It left Hamlet’s father vulnerable to fratricide, sent Alice down the rabbit-hole, enabled Delilah’s betrayal of Samson and facilitated Gregor’s transformation into a giant beetle. Yet without
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Why Native Americans Didn’t Wipe Out Europeans With Diseases
Greg H. asks: Diseases from Europe wiped out most of the Indians, so why didn’t the Europeans also get wiped out by diseases from America? While estimates vary, approximately 20 million people are believed
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The Unmasking of Moriarty
Jill T. asks: My dad told me Professor Moriarty in Sherlock Holmes was based on a real person. Is this true and if so, who? Genius and philosopher, with a “brain of the first
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How March Got So Mad: The Story Behind the NCAA Basketball Tournament
Every spring, a sort of illness strikes millions of Americans. Symptoms include screaming uncontrollably in celebration, panic sweating, obsessing over hastily filled-out brackets, sitting motionless in front of a television for hours, and wearing
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The Differences Between Rabbits and Hares
Scott asks: What’s the difference between hares and rabbits? Is it just two names for the same thing? Rabbits and hares are often confused for one another, so much so that to many the
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What is Gluten?
Amanda asks: What is gluten and why is it bad for you? These days, just casually strolling down a grocery aisle, one can find a multitude of gluten-free products. From gluten-free whole grain bread
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Can Stun Guns Cause Cardiac Arrest?
Our resident medical expert, Scott, and a buddy of his recently started The Medicine Journal, where you can learn all sorts of interesting facts about all things medical related. Below is a sample article
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