See if you can find the 8 differences in each set of images.
Fist-bump with nano Spiderman
Standard scanning electron microscope image of nanosized LiFePO4 particles.
Deepak Pratap Singh, Delft University of Technology
December 2013 answer key
Aphrodite’s accessories
Scanning electron micrograph of ferromagnetic microdisks (60 nm thick, 1000 nm diameter) Au@FeNi permalloy for mechanical stimulation of single cells.
Elina A. Vitol, Argonne National Laboratory
The answers will be in the April 2014 issue.