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Archive for March 2017

March 1, 2017

 

Four statues of mastodons, pygmy mammoths, and modern elephants lined up to show size differences.

Death By Thirst: Last Of The Woolly Mammoths

The Wooly mammoth population on St. Paul Island became extinct approximately 5,000 years later than the Wooly mammoths of mainland Alaska.

March 2, 2017

 

solar system model

A Really Big Lump: How Gravity Created The Solar System

Learn about gravity, stars, and really big lumps.

March 3, 2017

 

Inside train tunnel

Popping Ears on a Train

Why do people's ears pop when they're riding on trains?

March 6, 2017

 

A composite image of Europa. Europa is in grey-scale with lines running across it. The background is a dark pixelated blue.

The Search For Microbial Life On Europa

Water jets may aid our search for life on Europa.

March 7, 2017

 

Assortment of contrails

Airplane Contrails

Why do airplanes sometimes leave long white contrails behind?

March 8, 2017

 

A cheetah family of five lounges in the sun at the Smithsonian National Zoo

Cheetahs Cut from the Same Cloth

Cheetahs have survived devastating climate change and a resulting genetic bottleneck.

March 9, 2017

 

A glass of milk on a very green lawn. Milk is being poured into the glass, but the source of that milk is not the image.

Future Milk

Which species provides milk that is extremely protein rich and has three-times the caloric value of buffalo milk?

March 10, 2017

 

a Philodendron plant in a yellow pot on a white table. Behind it is a bowl of fruit, a canister, and what appears to be a box of chocolate.

Growing Plants Indoors

An easy way to have a green thumb is by finding a plant that will thrive in your home or office.

March 13, 2017

 

Buttered toast on plate

Murphy’s Toast

If you're eating toast, and you accidentally bump it to the floor, it seems more likely to land buttered side down.

March 14, 2017

 

An unidentified bright pink substance that seems to have been poured over some tree branches.

Upset Stomach, Upset-Looking Tongue

How can your tongue turn black after having a stomach illness?

March 15, 2017

 

Two figs cut in half. There is a small indentation in each visible fig center. The figs' insides are magenta-pink with a white layer surrounding them.

Delicious Wasp Tombs

Figs seem simple, but they're much more complicated than they appear.

March 16, 2017

 

Old mill engulfed in flames

What Is Fire?

Is fire a solid? A liquid? A gas? Or something else?

March 17, 2017

 

hand-drawn sketch of a robot on a piece of paper

Soft Robots Shaped Like Octopi

Scientists are using soft materials such as rubber and liquids to build new robots.

March 20, 2017

 

A couple embraces in front of a sunset. Because of the lighting, they appear only as shadows; dark figures juxtaposed against the red, orange, purple, and pink sky.

Choosing the Perfect Date Movie

While you might want to see that movie with the cool explosions, some scientists will tell you it's a terrible date movie.

March 21, 2017

 

thermometer

Your Skin’s Thermometer

What are heat and cold receptors and how do they help regulate skin's temperature?

March 22, 2017

 

Hyena cub lying down

A Hyena’s Sibling Rivalry

For spotted hyenas, sibling rivalry can often be a matter of life and death.

March 23, 2017

 

A composite image of the mountains and rocks of Mars

Welcome To Mars

Learn about the technology needed to begin a Martian settlement.

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