Date: Mon Mar 23 19:54:43 2009
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Author: Bill Alexander
Subject: Re: Magnets and Sea Urchins
Was this done as a double blind, with carefully controlled
temperature and light levels?
>One of my into E&M students bowwored a Pasco Hemholtz coil and Power
>supply for her
>biology project. She put sea urchins in a magnetic filed for their first
>two weeks of growth.
>They developed fine, but almost twice as fast as normal.
>At the maximum continous current I measured a field of 30 gauss.
Humboldt State University
From firstname.lastname@example.org Mon Mar 23 19:54:43 2009