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Posts tagged sunlight

May 3, 2005

 

The moon shines over a brightly lit city

Moon Tanning?

Can spending enough time under a very bright moon get you tan?

March 24, 2005

 

A Honeybee and Dinosaurs

What does a tropical honeybee have to do with evaluating the merit of a theory as to how dinosaurs became extinct? Learn more on this Moment of Science.

December 13, 2004

 

Running Rings Around Us

Ever wondered what makes up Saturn's rings? Find out on this Moment of Science.

December 2, 2004

 

Green fungi growing on a tree

Fungi

Fungi: Plant, Animal, or Neither? The answer may surprise you.

January 12, 2004

 

Cock-a-Doodle-Do

Why do rooster crow everyday at sunrise? Find out on this Moment of Science.

October 30, 2003

 

The Eye of the Dung Beetle

Learn about dung beetles and their nightly travels on this Moment of Science.

September 27, 2003

 

Can You Recognize a Plant Cell?

Can you recognize a plant cell? Learn about distinguishing a plant cell from an animal cell, on this Moment of Science.

September 27, 2003

 

A Well Full of Stars

The theory behind this legend goes like this: Daytime is bright, due to the sun. If you view a sunless piece of sky through a long tunnel, there should be no way for the sunlight to get into your eyes. Therefore, you should see stars.

September 27, 2003

 

Keeping Sunflowers in the Dark

Surprisingly, even though there is no light to catch, the sunflower will continue to bend every day just as it did when it was outside. This is a classic example of what scientists call a circadian rhythm — it’s a daily cycle of behavior that is internal to the organism, rather than being solely triggered by the environment.

September 27, 2003

 

When the Sky Turns Green

If you look at the horizon at sunset–exactly as the last sliver of sun disappears–you might see a flash of brilliant green blaze across the sky.

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