Exploring Mars is tough. Robotic emissaries have been crawling over the planet’s surface for years, but they move slowly. Flying may be the next stage…
View More Floating in the Atmosphere: Sailplanes on MarsExploring Mars is tough. Robotic emissaries have been crawling over the planet’s surface for years, but they move slowly. Flying may be the next stage…
View More Floating in the Atmosphere: Sailplanes on Mars