This second-place Portrait photo shows Jonny Kim in his high-altitude pressure suit. The NASA astronaut wore the suit while inside a WB-57 aircraft, which can fly to altitudes in excess of 60,000 feet (18.3 kilometers).
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.
The spacecraft helped solve a piece of the puzzle of how the Sun heats up its atmosphere.
A recent finding could help trace the origins of mysterious gamma rays in the distant cosmos.
Wormholes have long been a staple of popular culture and science, but excitement over these theoretical "time machines" seems to have simmered recently.
The physical process likely behind this cloud's formation has never been observed in a planetary atmosphere before.
NASA's Curiosity rover captured the soft morning light illuminating the Martian landscape.
