Guess the Cover of American Laboratory—August 2013

Correctly identify this month’s cover image and be entered to win a $10 Amazon gift card (one entry per person; you must be 18 years of age to be eligible. See contest rules at

Hint: You rock if you can guess the origin of this brightly colored specimen. The image on this month’s cover was captured using field emission SEM imaging, original magnification 2000×.

What do you think it is? Enter by leaving your answer in the comments section below. Stay tuned for the answer and for next month’s cover image!