Built to challenge a cat, or perhaps merely to tease it, Sourino is a robotic mouse built with common off-the-shelf parts. A test subject appears unamused. So named for the combination of Souris ( ...

It offers guided meditations, one for daytime and another for night, in the body of a plush, calm-looking mouse. That means kids can drag it around as a comforting toy and play meditations as needed.

A woolly mouse in a habitat stylized to resemble the ice age, with a miniature mammoth toy. Photo: Colossal Biosciences ...