Author Archives: Melissa

What Causes Warts?

John A. asks: What causes warts and how do you get rid of them safely? A viral infection caused by one of several ubiquitous strains (there are more than 100 known, with the vast majority of humans acquiring at least one strain at some point in our lives) of the pesky human papillomavirus (HPV), skin warts happen as the virus […]

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The Accidental Creation of the Salton Sea

California’s largest lake was originally created by accident, grew to be a popular fishing destination and wildlife refuge, and today is on the verge of becoming an environmental and public health disaster. Due south of Coachella Valley, and roughly north of the heavily agricultural Imperial Valley, the Salton Sea is the lowest part of a basin by the same name […]

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What Killed Mozart?

Karly N. asks: What did Mozart die from? In 35 short years, Wolfgang Amadeus Mozart produced over 600 works for symphony, concert, chamber, opera and choir, including Don Giovanni, The Magic Flute and The Marriage of Figaro (and some less than family friendly works that few speak of today) before suddenly dying in 1791. Despite 200 years and countless theories, […]

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The Invention of Morphine

Justin V. asks: Who invented morphine? Derived from opium but far more reliable and powerful, the invention of morphine changed pharmacology and pain relief. A (Very) Short History of Opium  Derived from the seedpods of the poppy, Papaver somniferum (opium) has been used since early civilizations first cultivated it from a wild strain, Papaver setigerum. A 6,000 year old Sumerian […]

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How Memory Works

Dustin A. asks: How does the brain create memories? A complex network that stretches from your basest sensory organs to the most sophisticated portions of your brain, memory aids in everything from simple movements to complicated tasks, and ultimately makes us who we are. Comprised of three distinct neurological processes, memories can be sensory, short-term or long-term. Sensory Memory Acting […]

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That Time About Two-Thirds of China’s Population, and then a Decade Later About Half of Europe’s, Up and Died

Pandemics have been the bane of humanity throughout history. Although the past few centuries have witnessed numerous epidemics, and even a handful of pandemics, none compare to the Black Death of the 14th century in terms of percentage of the Earth’s human population killed in a very brief period of time. The Bubonic Plague Caused by the bacteria, Yersinia Pestis, […]

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Hangover Cures: Myths and Tips

Whether it’s a Bachelor Party, Dollar Drinks, Ladies’ Night or just Happy Hour, many of us get carried away once in awhile, and end up suffering the next day. While most home remedies are ineffective for managing the pain and nausea, there are a few steps you can take to either prevent, or alleviate, the ill-effects of having one (or […]

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Where Did All the Neanderthals Go?

For over 150,000 years, our ancient cousins, the Neanderthals (Homo neanderthalensis), thrived throughout Europe until, in the blink of an eye (geologically speaking), they disappeared off the face of the Earth. Several theories have been proposed to explain their extinction, although a consensus is growing that the primary factor was competition with us (Homo sapiens). Despite their annihilation, however, their […]

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Myths and Facts about Cholesterol

For years conventional medicine has told us that high cholesterol levels contribute to heart disease, and as a result, doctors have instructed patients to keep cholesterol levels low – at nearly any cost. Recent scholarship, however, has demonstrated that this all-or-nothing approach to cholesterol and heart disease is short-sighted, and could result in some unintended adverse consequences. Facts Cholesterol (in […]

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Why Do We Yawn?

David G. asks: Why do people yawn? Do other animals do this too? Babies, dogs, cats, birds, mice, rats and even snakes yawn, and some of us were even doing it in the womb. Although for thousands of years the reason has remained elusive, recent scholarship may have uncovered the truth as to why we yawn. Physiology of Yawning When […]

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Who Invented Tequila and What about the Worm?

Kerry asks: Who invented tequila? I was also wondering if they really put worms in it? Although tequila dates back only a few hundred years, people have long used the heart of the agave plant to make delicious, alcoholic beverages. Maguey (Agave)  Cultivated from at least as early as 200 A.D. by the Zapotecs of the Oaxaca Valley of southern […]

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