Shawna Duvall

9 Flips | 1 Magazine | 2 Likes | 2 Following | @ShawnaDuvall | Keep up with Shawna Duvall on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Shawna Duvall”

Daylight Savings Time: 7 Surprising Things You May Not Know

Our annual clock fiddling leads to fewer robberies and more unhappy farmers, for starters.<p>For most of the United States, this weekend sees the return of clock confusion—and heated debate.<p>Many Americans will spring forward an hour to mark the beginning of daylight savings time (DST)—also known as …

Daylight Savings Time

Pain Really Is All In Your Head And Emotion Controls Intensity

When you whack yourself with a hammer, it feels like the pain is in your thumb. But really it's in your brain.<p>That's because our perception of pain is shaped by brain circuits that are constantly filtering the information coming from our sensory nerves, says David Linden, a professor of …

Is “Extinct” Forever? Central Asia’s Caspian Tiger Traverses the Comeback Trail

Wildlife<p>In reeds tinged red in the Central Asian sun, a tiger once roamed. Will it again? (Illustration: Helmut Diller, WWF)<p><i>I imagine a tiger.</i><p><i>He’ll move through the forest and his days</i><p><i>Leaving his traces on the mud banks</i><p><i>Of a river whose name he doesn’t know.</i><p><i>In his world there are no names or past</i><p><i>Or</i> …

Wildlife

Unlike Footballs, These Animals Are Meant to Deflate

NFL balls shouldn't be deflated—but in the wild, animals do it all the time.<p>As the New England Patriots recently learned, deflating game balls can attract a ton of unwanted attention. But in the wild, animals inflate and deflate every day—and they're doing it because they <i>want</i> all that …

New England Patriots

What Makes a Great Sled Dog? Breed, Ambition, Tough Feet

A mixed heritage gives sled dogs their love of running, a desire to work, and a need for wild places.<p>Like many top athletes, Sultana trains hard and has no time for the shenanigans of younger teammates. But you won’t find her in a stadium. Sultana is a sled dog born and bred to work in the …

Pets

Where Itching Comes From

The science behind what makes people scratch<p>Semanza lived in the Rukungiri region of rural Uganda. He suffered such unbearable itching that continuous scratching with his fingernails did not afford him even temporary relief. His solution was to break a clay pot and use the rough edge of one of its …

Jesus

These Beautiful Antique Photos Were Made With Potato Starch

Almost 30 years before Kodachrome, two French brothers invented a way to take color photos. The autochrome process they developed gave the soft, slightly blurred images the feel of an Impressionist painting.<p>In 1907, the Lumière brothers, Auguste and Louis, introduced the first viable method of …

Lake District

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Travel

Photograph: Unimedia/Barcroft Media<p>Passengers aboard Akademik Shokalskiy were successfully transferred by Chinese helicopter to the ice surface near Australian rescue ship Aurora Australis in …