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.
Previous research pointed to copious amounts of dust atop the arctic Martian wasteland, but a clearer picture is coming into focus.
Turns out Mars' mysterious gullies likely aren't evidence of water, after all.
A thick layer of dust from the impact may have served as "cosmetic fillers."
The 1.27 billion-year-old rock bridges a huge gap in the Red Planet's history.
The Red Planet may have once been habitable, with a thicker atmosphere and surface liquid water.
