A Moment of Science

Posts tagged limestone

March 28, 2012

 

child underwater holding breath

How Much Breathable Oxygen Gas Is There In The Atmosphere?

I have a friend who says there's not much oxygen on earth. Ever since I heard that I can't catch my breath! What's the truth?

May 24, 2011

 

cleaning a bathroom

Why Soap And Hard Water Don’t Mix

Have you had to scrub your bathtub to get rid of soap scum? Learn why soap doesn't dissolve in your water.

August 29, 2007

 

Epidaurus Theatre and landscape

Greek Acoustics

The ancient Greeks knew a thing or two about, well, about a lot of things. For example, they built outdoor amphitheaters with amazing acoustics.

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