Author Archives: Scott

Why Does Hypothermia Help People Survive in Some Situations?

Derek H. asks: Why does extreme lowering of body temperature sometimes help people survive when they’re otherwise dead for extended periods? We’ve all probably heard of a person being pulled from cold water after a seemingly unrevivable timeframe. Miraculously, they survive and more or less make full recoveries. A 7-year-old girl named Stella Berndtsson from Sweden currently holds the record […]

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Why Marijuana Gives You the “Munchies”

If you’ve ever smoked marijuana, then you’ve probably had some experience watching all three Lord of the Rings movies while eating the most delicious steak you’ve ever had owing to the fact that you decided to cover it in peanut butter and jelly. It is at this point that you might find yourself wondering why marijuana gives you the munchies. […]

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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 a storm. This phenomenon can trace its name back to an Italian saint “Sant ‘Ermo” or “St. Erasmus” around 300 A.D., the patron saint of early […]

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Do Vaccines Cause Autism?

Jennifer asks: I’ve read that vaccines cause autism and that they don’t. What’s the truth with this? In 1998, there was a groundbreaking study telling parents that their children were at risk of getting autism from vaccines. Parents everywhere collectively gasped. After all, they had been told for years vaccines were the best way to prevent any number of unwanted […]

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How the Body Generates Electricity

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 their second video. If you like it, please subscribe to their YouTube channel here If you liked this video, you might also enjoy: How Blood Works Humans Have a […]

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How Blood Works

Our resident medical expert, Scott, and a buddy of his have just started The Medicine Journal, where you can learn all sorts of interesting facts about all things medical related. Below is their first video. If you like it, please subscribe to their YouTube channel here: If you liked this video, you might also enjoy: Does Cauterizing a Wound Really […]

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Why Nuclear Bombs Create Mushroom Clouds

Susan K. asks: Why do nuclear bombs make mushroom clouds? This phenomenon all comes down to a little something called the Rayleigh-Taylor instability, and by extension, convection. I’ll begin with the somewhat longer, but less geeky explanation before descending once again into extreme nerdery. It all starts with an explosion that creates a Pyrocumulus Cloud. This ball of burning hot […]

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Hollywood Medical Myths Part 3: You Should Put a Bite Block in the Mouth of Someone Having a Seizure

Hollywood Medical Myths Part 3: You should put a bite block in the mouth of someone having a seizure. Seizures seem to be an ailment that befalls numerous actors in everything from movies to television shows. Whether it’s the condition that leads to their immediate death on screen, or just a reaction to some dramatic situation, the quivering usually leads […]

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Medical Oddities Part 2: You Can Brew Beer In Your Digestive Tract

For part 1 of this series, see: How Pilates Caused a Woman’s Body to “Swallow” Her Breast Imagine- your wife begins to think you’re a closet alcoholic, so she purchases a breathalyzer to test your blood alcohol content (BAC) throughout the day. Your doctors concur with her assessment, thinking you’re sneaking off into dark corners to imbibe without the judging […]

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Hollywood Medical Myth Part 2: Injecting Medication Straight Into The Heart Is Beneficial

Myth: Injecting medicine straight into your heart can be beneficial in some way. Ah, the dramatic scene that ends with an actor stabbing a needle straight into their heart, narrowly escaping death and magically curing whatever ailment just befell them. While very dramatic, it’s also very untrue and an exceptionally bad idea if your goal is to get better. In […]

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