The researchers produced a prototype betavoltaic battery with carbon-14, an unstable and radioactive form of carbon, called radiocarbon. “I decided to use a radioactive isotope of carbon because it ...

A feathery, sleek machine, the HP OmniBook X 14 nets you snappy performance with its Snapdragon X Elite processor, plus great battery life at a fair price. HP's OmniBook Ultra Flip 14 delivers a ...