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Science and the Environment

Gravity: Our (non) constant companion

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Missouri State Unversity
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When you think of gravity you think of a nice constant tug, something unchanging.  However, that is not really the case.  In fact, scientists like Dr. Kevin Mickus, a geologist with Missouri State University, depend on changes in gravity to do their job.  Listen in as Kevin talks about gravity, how it changes, how he measures the changes and why he needs to know the results.