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Posts tagged aristotle

July 1, 2011



The History Of The Number “Zero”

Learn about the controversial history of the number "zero."

March 2, 2011


unisex bathroom sign

How To Define “Male” And “Female”

Sure, there are physical differences but outside of mammals, the terms "male" and "female" take on different meanings.

December 6, 2010


Comet with a blue tint

Tycho Brahe: Comet Investigator

How can you tell how far away stars, planets, and comets are without modern instruments?

May 13, 2010



The Greeks Knew The Earth Was Round Before Copernicus

Your science teacher may have told you that Copernicus discovered the Earth was round. However, the Greeks used the North Star to make the same discovery!

May 21, 2009


Star filled night sky

How Far the Stars?

Ever wonder how far apart the stars are from one another? Find out a good way to tell on this Moment of Science.

June 18, 2007


Pan Seared Steak

Seared Meat

Does searing meat at a high temperature when you first begin to cook it help to seal in the meat's juices, flavors, or nutrition?

May 12, 2005


Grab a Toga

The Greeks had it figured out that the earth was round. How did they manage it? Learn more on this Moment of Science.

March 31, 2005


How Far?

For a long time people have been fascinated by comets passing by the earth. How close are they? Learn more on this Moment of Science.

May 24, 2004


Zero, Zip, Zilch

Learn about the controversial history of the number "zero" on this Moment of Science.

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