Yoyo vs Yangyang

Time Machine: Yoyo vs. Alex (Yangyang)

Michael Interactive, Photo, Yo&Yang March 23, 2019
Below is a looping video morphing between Yoyo (10 months) and Alex (9 mo.):
Below is the interactive slider version: hold-swipe away…
Now someone a little more famous: Roger Federer from 18 to 38 years of age (photos credits: Getty Images):

Same tool used in a project from previous life: Time Traveling Through Dramatic Urbanization in China Over Decades (ChinaFile)

Interactive version in the link above^