Thu, Feb 27 2020

Here is our annual list of technological advances that we believe will make a real difference in solving important problems. How do we pick? We avoid the one-off tricks, the overhyped new gadgets. Instead we look for those breakthroughs that will…

When Tina Sorg first saw the robot rolling through her Giant supermarket in Harrisburg, Pa., she said to herself, “That thing is a little weird.” Programmed to detect spills and debris in the aisles, the robot looked like an inkjet…