A sweet slice of Earth, as seen by Orion on December 4, the 19th day of the Artemis 1 mission.
Thermoelectric generators probably won’t eliminate the charger for your Apple Watch, but for smaller, screenless wearables, the heat constantly escaping from your skin could fundamentally change how we power our devices.
Human activity is putting serious strain on groundwater supplies around the world, a new study suggests.
Billions of exoplanets are believed to be out there awaiting discovery. AI—with its ability to sift through mountains of data—could speed that process along.
NASA's Curiosity rover captured the soft morning light illuminating the Martian landscape.
Hayabusa2 is on an extended mission to collect another batch of samples from a tiny asteroid.
With SpaceX's Crew Dragon set to retire, the agency is forced to bet on Boeing's troubled spacecraft.
Photo: NASA 
