The image on the cover of the April issue of American Laboratory was provided by Michael W. Davidson of the National High Magnetic Field Laboratory, Tallahassee, FL, U.S.A. The subject of this month’s cover image was featured in a social critique published in 1962. The image was captured using polarized light; image magnification, 400×. Due to its high sensitivity, a polarized light microscope can be used for both quantitative and qualitative studies for a broad range of anisotropic specimens.
What do you think it is? Leave us your guess in the comments below. Stay tuned for the answer and for next month’s cover issue!