Jesslyn Shields

Jesslyn Shields is a freelance science writer working out of Athens, Georgia. She writes about brand new research for HowStuffWorks. Since 2010, Jesslyn's written science news and content for educational videos, because she loves to always have something new to yammer on about at parties. You can find her online at www.jesslynshields.com

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How much toothpaste is too much? Turns out, kids just need a little smear.

In a high-traffic city like Denver, a booming cannabis industry could make air quality even worse.

Sastrugi are gorgeous snow formations found in the polar north, but they're also no fun to travel over.

Scientists finally find a mate for a captive Bolivian frog that was thought to be the last of his species.

Is he a jolly little man in jammies or a monster carrying a sack of eyeballs? European legend says the Sandman is probably both.

The pigment ultramarine was as expensive as gold in medieval Europe; so how did it end up in the teeth of a nun buried at a monastery in rural Germany?

Studies show that living in a cluttered space can lead to depression, anxiety and other mental disorders.

The parrots of the Telegraph Hill neighborhood of San Francisco are legendary, but how did they get there?

It seems pretty safe to blow the old honker, doesn't it? Well, think again.

Bee vaccines might be key to our food security.

To most people, dogs are sweet and cuddly, but for some, they're terrifying. However, there are treatments to get over this phobia and most involve hanging out with a dog.

What harm could it do, right? Turns out, quite a bit.

There are lots of theories. Maybe fluorescence helps them find each other in the dark?

These engraved stones may hold the key to a 400-year-old American mystery, but they also might just be forgeries.

Wisdom the Laysan albatross is pushing 70, but laid another egg this year.

The New York Times crossword puzzle is still keeping it fresh after all these years.

It looks excruciating, and nobody knows exactly why it happens.

Urine is so much more valuable than we think. Soon, we might be building houses with pee bricks.

Female chickens lay eggs whether they've mated with a rooster or not.

The more we research our closest extinct human ancestor, the more we realize how similar we were. But could we have shared a joke?