Here’s a more detailed diagram of the layers and motive forces. NB: In a situation like this, “robot” doesn’t adequately capture the essence of the thing.

Feb 14, 2024, 11:51am ESTJun 03, 2024, 03:02pm EDT ...

Charlotte, a round stingray, is native to the southern California Baja area, so the flavors were chosen for that reason. By Sunday, the team mixed the latte to serve to their customers.

Using gold, silicone and heart cells from a rat, scientists have made a tiny artificial stingray. The engineering involved in propelling it could help make a heart that's more than a mechanical pump.