A Moment of Science

Posts tagged insulator

August 1, 2013

 

cat staring at the camera on a pink blanket

What Is The Difference Between Hair And Fur?

The main difference between hair and fur is where it grows, not what it's made of.

December 4, 2009

 

coldfeet241

Cold Feet

Why does stepping in a puddle of water make your feet cold for the rest of the day?

April 11, 2006

 

snowy_forest

A World without Snow

According to a climate simulation by researchers at the University of Wisconsin, a snowless world would be both warmer and colder. Here's why.

July 14, 2005

 

I Remember Thermos

These days kids have Styrofoam to keep soup hot, but back in my day, we all had thermoses. One of their drawbacks was that since their insides were made of glass they were pretty easily broken when dropped. The popping sound they made when they broke was cool to kids, but then we weren’t the ones who had to buy a new one. Learn more on this Moment of Science.

September 23, 2004

 

Frozen Smoke

What's as light as smoke but strong as a brick? Find out on this Moment of Science.

September 27, 2003

 

Why Build an Igloo?

Surprisingly, snow makes good insulation. In physics, an insulator is a material that does not conduct heat very well, like an oven mitt.

September 27, 2003

 

Fluff up the Down

The large ones we see when a bird stretches its wings are “flight feathers,” but they also have fluffy ones called “down feathers.”

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