Bloomberg Facebook Inc. is making a dramatic change to the social network’s mobile application, letting people post pictures and videos that disappear after 24 hours. Dramatic, but unsurprising—it’s the fourth time the company has added such a feature to its apps. And it’s a tool that was invented by its smaller, newly public competitor: Snap Inc., whose Snapchat lets …

  Bloomberg Density matters to Super Micro Computer Inc. To meet customer demands to take up less space, the maker of servers is reducing the number of cables inside its products, their structure revamped to make room for more processing power and memory. That’s putting the focus on improving designs for the computers that run networks, as the San Jose, …

  Bloomberg Starship Technologies, the London-based company that has created six-wheeled self-driving delivery robots, will begin taking customers Domino’s pizzas in Germany and the Netherlands. Starship, launched in July 2014 by two former Skype co-founders, Ahti Heinla and Janus Friis, will whisk pizzas to customers’ doors if they live within a one-mile radius of certain Dominos pizza shops in “select …