Tiny living machines called xenobots can create copies of themselves
Blobs of frog cells exhibit surprising and complex behavior
![image of a xenobot parent next to offspring](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/12/120221_LS_xenobots_feat.jpg?fit=1030%2C580&ssl=1)
A xenobot “parent,” shaped like a hungry Pac-Man (shown in red false color), created an “offspring” xenobot (green sphere) by gathering loose frog cells in its opening.
Douglas Blackiston and Sam Kriegman