Topic: numbers

Tuesday, January 21, 2014

Knowing something is a pretty relative concept.  For a long time we knew that the Earth was the center of the universe, later we learned we were wrong about what we once knew.  So, accuracy means a lot for when we say we know things.  Using technology we've been able...

Monday, December 30, 2013

Happy New Year!  Millions of people gather each year in New York City to usher in the upcoming year.  Billions more join this celebration in various other mega cities around the planet.  So, what is a mega city?    Each year around midnight on Dec 31st...

Tuesday, November 12, 2013

Ever since humans first started to open their eyes some 200,000 years ago, we've looked up at the night sky and wondered what all was out there?  As science and technology progressed we were able to learn more and more about the natural world beyond the Earth.  So, the big question...

Thursday, October 31, 2013

Tuesday, April 30, 2013

Our lovely and comfortable home here on Earth is a long ways away from the end of our solar system. Don’t forget, there’s a lot of space in space.  Here on Earth concepts of boundaries involve rivers, lakes, mountains, human imposed borders, and so on.  However, this...

Friday, September 7, 2012

Water is a vital necessity for all life on this planet, but also plays a huge role in our energy consumption. Want to learn more? Consult a dam expert.

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