Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Moflin leads our robot companion picks, while Loona, Mirumi, Ropet KAMOMO, and Eilik offer mobile, wearable, customizable, and budget alternatives. If you can only read one tech story a day, this is ...