The versatile vacuum easily gets rid of crumbs, pet hair, and dirt. Suitable for both hard floors and carpets, the main brush is equipped with a roller beater. Due to its cordless design ...

Alan Kay himself once remarked, “I don’t know what Silicon Valley will do when it runs out of Doug’s ideas.” Engelbart’s refusal to compromise was one of the main reasons he had a hard ...

Doug Belkin covers higher education and national news out of the Chicago bureau of The Wall Street Journal. Douglas Belkin at The Wall Street Journal Skip to Main Content Skip to Search ...