See if you can find the 8 differences in each set of images.
My grandma’s knitting box
VOx sheets grown on a silicon substrate by chemical vapor deposition.
Sanjay Mathur, University of Cologne, Germany.
June 2017 answer key
Isolated cell
A 20 x 20 micrometer-sized cancer cell isolated on etched silicon pillars adopts a geometric morphology.
Bryan Kaehr, Sandia National Laboratories, USA.
Answers will be published in the October 2017 issue.