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How Anosmia, or 'Smell Blindness,' Can Help Pinpoint COVID-19
health.howstuffworks.com/diseases-conditions/respiratory/anosmia.htm
Anosmia is a common symptom of upper respiratory viral infections, but it might also be a way to tell if you have novel coronavirus.
Where does earwax come from?
health.howstuffworks.com/human-body/systems/ear/where-does-earwax-come-from.htm
Earwax might seem like just another gross bodily substance, but it serves a very important function. Learn where earwax comes from at HowStuffWorks.
Can a penny dropped off a building kill you?
science.howstuffworks.com/science-vs-myth/everyday-myths/can-penny-dropped-off-building-kill.htm
Walking down a city sidewalk, you protect your valuables and weave through crowds. Should you also beware of falling pennies?
Was There a Real John Henry?
history.howstuffworks.com/history-vs-myth/real-john-henry.htm
The ballad and folktale of John Henry, the tireless railroad worker, is the stuff of American legend. But was John Henry a real person? Find out.
Can your hair turn white overnight?
science.howstuffworks.com/science-vs-myth/everyday-myths/can-hair-turn-white-overnight.htm
Of all the cosmetic problems to worry about waking up to - dark under-eye circles, a blemish on your nose, new stubble on your chin - a headful of white hair ranks pretty low on your list. Should you be more concerned?
Coyote vs. Fox Traits: Which Wild Animal Is Bigger?
animals.howstuffworks.com/mammals/coyote-vs-fox.htm
When it comes to wild canines, coyote vs. fox identification can be tricky. At first glance, both coyotes and foxes may look similar with their bushy tails and pointed ears. But these two animals have plenty of key differences, including size, behavior, habitat and even how they hunt.
What Do Rats Eat? Whatever They Can Get Their Paws On
animals.howstuffworks.com/mammals/what-do-rats-eat.htm
Rats are nature’s ultimate survivors. But what do rats eat? These highly adaptable rodents will chow down on just about anything they can find, from meat scraps to fruit trees.
Goose vs. Duck Identification: Size, Bills and Neck Length
animals.howstuffworks.com/birds/goose-vs-duck.htm
If you've ever looked at a pond full of birds and asked yourself, "Wait, is that a goose or a duck?" you're not alone. The goose vs. duck question is one that even seasoned birdwatchers sometimes stumble over.
Why Is My Cat Always Hungry? When Should I Worry?
animals.howstuffworks.com/pets/why-is-my-cat-always-hungry.htm
Is your cat meowing for food right after finishing a meal? You might be wondering, why is my cat always hungry?
10 Types of Metal (and We Don't Mean the Music)
science.howstuffworks.com/types-of-metal.htm
Metals are everywhere—in the wires in your walls, the pans in your kitchen, and even in your blood. These types of metal are defined by their atomic structure, properties, and how they interact with other elements.