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 ( ...

Texas cats have an unusual hunting preference—they go after lizards more than mice! But why? From climate to instinct, several surprising factors explain why these felines are focusing on reptiles.

Don’t worry, it’s CES season out in Las Vegas and a company called Flappie has the solution — an AI-powered cat door that rejects dead mice and other would-be offerings. Image by Nathan ...