The elegant January 2016 “Visual Physics” image shown at left should have been attributed to Said Shakerin of University of the Pacific, Stockton, CA. We apologize to Professor Shakerin for the error, and include the corrected version of the column and caption below.
Sincerely, The Editors
Dyed glycerin parcels between parallel acrylic plates separate from the top edge and flow as droplets, demonstrating fluid instability.
AAPT members receive access to The Physics Teacher and the American Journal of Physics as a member benefit. To learn more about this member benefit and becoming an AAPT member, visit the Joining AAPT page.