Robotic dishwasher saves restaurants from drudgery

Restaurants and other eateries are facing a shortage of dishwashers, and for understandable reasons — it's inglamorous work with low pay. Dishcraft, at least, thinks robots can fill that gap. It just revealed a robotic dishwasher intended to clean…

FCC chairman wants to open mid-band airwaves for 5G

US carriers have mostly rolled out 5G on high frequencies, with upcoming auctions aiming even higher. And unfortunately, those choices create problems — the implementations typically don't work well indoors, and they risk interfering with weather f…