Math reveals perfectly cozy penguin huddles. ... According to a new study, penguin groups can maximize everyone's heat when individual birds act selfishly, huddling in ways that keep them toastiest.

California’s hottest new math teacher is an animated penguin named JiJi. Yes, it’s true. A mute, waddling, tuxedo-clad cartoon figure has been quietly taking over math programs dotting Silicon ...

According to a new study, penguin groups can maximize everyone's heat when individual birds act selfishly, huddling in ways that keep them toastiest. ... Math is behind cozy penguin huddles.