Check out this site for pics of small creatures taken with a very powerful microscope.
http://www.geocities.com/CapeCanaveral/Hangar/7649/index.htm
For year 10, the reason that this microscope is so powerful is that the microscope uses electrons which have a very short wavelength (high frequency) and so they don't difract until the gaps between the objects being scanned become very very small.
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