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Posts tagged Arctic

September 21, 2007

 

Foggy snow storm in park

Dirty Snow Heating Up

The greenhouse effect is not the only man made mechanism responsible for things heating up. Scientists have found that snow is also responsible.

July 17, 2007

 

Close up of giant water bug

Fasting Fathers

As part of the mating process, female giant water bugs latch onto male water bugs and cement as many as one hundred and fifty eggs to his back, then leaves.

May 21, 2007

 

A big blue whale

Big Blue Whales: The Gentle Giant

What is the biggest living animal? An elephant? Not even close. Learn more on this Moment of Science.

October 24, 2006

 

ice fog over a lake at sunset

Ice Fog

Native Americans called it Pogonip, or white death. Find out more about this strange type of fog.

September 27, 2003

 

How Do Polar Bears Drink?

Eating snow to obtain water is metabolically expensive–it would take too much energy to melt down enough snow. Consequently, polar bears have evolved so that they don’t need to drink free water.

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.

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