When NASA's new drone Dragonfly arrives on Titan, Saturn's largest moon, it won't roll across the surface like Curiosity, Spirit, and Opportunity have on Mars. Instead, Dragonfly is a dual-rotor ...

Caption: Artist’s concept of Dragonfly soaring over the dunes of Saturn’s moon Titan. NASA/Johns Hopkins APL/Steve Gribben Over the last few years, the Ingenuity helicopter on Mars made history by ...

The Dragonfly drone to Titan and other groundbreaking NASA missions rely on plutonium-238, a material now in critical shortage. This episode explores the history, science, and consequences of a ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...