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Science In Everyday Life

Nokota horses are an important yet endangered breed of horses from the badlands of North Dakota

When Were Horses Domesticated?

Nokota horses are an important yet endangered breed of horses from the badlands of North Dakota, Credit: Wikimedia/François Marchal The lives of horses and humans have been interwoven for millennia. Since at least 2,000 B.C.E. horses have had a fond place within human culture, from transport and racing to warfare! While we know much about …

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A coral reef

STEM Around Us: Creating Environmentally Safe Sunscreens

In shallow waters close to the shores of islands and continents, there are colorful ecosystems called coral reefs. These reefs are built by coral polyps—a marine animal. A coral reef. Sunscreens are safer for corals now, Credit: Wikimedia/Toby Hudson Although they only occupy a tiny fraction of the Earth’s surface, coral reefs offer food and …

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Sun_through_spectacles

STEM Around Us: Partial sunglasses – Photochromic lenses

Sun through spectacles, Credit: Wikimedia/Thuwaraga vilvanathan One of the most harmful components of sunlight is its UV rays. Apart from multiple skin diseases, UV rays can also cause serious damage to our eyes. Chronic exposure is known to decrease vision and induce cataracts. Reducing UV ray exposure is very important. One can do just that …

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The high voltage breakdown of plexiglass creates beautiful fractal patterns called Lichtenberg figures

STEM Around Us: Catching Lightning in a Bottle

The high voltage breakdown of plexiglass creates beautiful fractal patterns called Lichtenberg figures. Credit: Bert Hickman “Catching lightning in a bottle” is an idiom for a nearly impossible goal. While trapping lightning in a bottle is still out of reach, we can trap lightning in plexiglass or acrylic with some clever science. To start with, …

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640px-Dog_(Canis_lupus_familiaris)_(4)

What Does a Dog’s Breed Say About its Personality?

Credit: Ken Billington A big myth about dogs is that their personality has a lot to do with their breed. In reality, all dogs can be good dogs, and we have the science to back that up! Scientists turned to dog-owners to answer questions about their pups’ behavior. The questions ranged from whether their dogs …

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EpiPen

Allergies and Anaphylaxis

EpiPen — The epinephrine shot that beats anaphylactic shock. Credits: CEphoto, Uwe Aranas Allergies are annoying. Allergies are mostly mild. The usual responses include sneezing, coughing, or nausea (food allergy). Skin rash and hives are also common. These responses expel the allergen (the substance that triggers an allergic response) from the body. However, some allergic …

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