Gemstones like precious opal are beautiful to look at and deceivingly complex. As you look at such gems from different angles ...

From adaptive wearables to light-based signaling ideas, researchers are exploring what comes next The feathers of a ...

Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, finance and streaming services. He is passionate about language and technology, and has been an avid writer/reader of ...