Bloomberg Looking to sell its customers on the latest and greatest smart-home technology, builder Lennar Corp. flirted with Siri. Now it’s decided to go steady with Alexa. Lennar’s model homes — equipped with video doorbells, Sonos speakers and Amazon.com Inc.’s voice-activated Echo (known by its wake-word, “Alexa”) — will double as Amazon Experience Centers, the tech giant said. The builder, …

Bloomberg Wells Fargo & Co. is adding a new tool to make its mobile app easier to use as the bank tries to keep Silicon Valley innovators from stealing more customers. “Pay with Wells Fargo” will be an option on the app’s home screen that lets customers select their most commonly used features, such as the peer-to-peer payment service Zelle, …

Bloomberg NASA is working toward a future when humans will walk on the surface of Mars. But first it’s going to try flying a drone through the air. The Mars Helicopter, a small, self-flying aircraft designed specifically for the Red Planet, will be included in the space agency’s next rover mission in 2020 to beam back a birds-eye view of …