More than a decade into Beijing’s push for self sufficiency, Chinese firms are producing fewer, lower-performing chips than their foreign competitors.

The Alexa app quickly connects new devices you add to your smart home with little effort on your end and lets you control devices from different manufacturers in one place. If a smart home device says ...

By using controlled microwave noise, researchers created a quantum refrigerator capable of operating as a cooler, heat engine, or amplifier. This approach offers a new way to manage heat directly ...