Engineers at UC Davis have built a remarkable device that creates power at night by tapping into something we rarely think about: the vast cold of outer space. Using a special type of Stirling engine, ...

Though sci-fi movies would have us believe that space is incredibly cold — even freezing — space itself isn't exactly cold. In fact, it doesn't actually have a temperature at all. Temperature is a ...

In a groundbreaking revelation, astronomers have substantiated that a perplexing “cold spot” in the cosmos could in fact be a massive void. This discovery not only challenges our existing knowledge of ...

I’ve always been intrigued by “small-scale” energy harvest where the mechanism is relatively simple while the useful output is modest. These designs, which may be low-cost but may also use ...