Evidence from Mimas’s wobble points to a possible subsurface heated ocean, suggesting that hidden ocean worlds may be more ...

North America’s celestial highlights for the week ahead. Here’s everything you need to know about stargazing and astronomy.

Emily Kwong and Regina Barber of NPR's Short Wave discuss new findings about the ocean of Saturn's moon Enceladus, the secrets behind chameleons' eye movements and the energy use behind AI computing.