See if you can find the 8 differences in each set of images.

Eyes of a starry night

Confocal microscope image where the green color represents green fluorescent proteins in cells, and blue represents cell nuclei stained by DAPI (4′,6-diamidino-2-phenylindole) fluorescent dye.

Shiqi Wang, Imperial College London, UK.

figure 1

April 2018 answer key

figure 2

Graphene-anatase iguana

Nano-anatase (TiO2) crystals decorating amorphous graphene-like carbon, fabricated by oxidizing two-dimensional Ti3C2 MXene powder.

Babak Anasori, Drexel University, USA.

figure 3

Answers will be published in the August 2018 issue.