Night mode is an automatic setting which takes advantage of the new wide-angle camera that's in the iPhone 11 and 11 Pro models. It's equipped with a larger sensor that is able to let in more light, allowing for brighter photos when the light is low.
macOS Catalina Now Available
P.A. Semi Acquisition for iPod and iPhone Chips
PA Semi is going to do system-on-chips for iPhones and iPods,Apple acquired P.A. Semi in late April, and reports had suggested that Apple was not interested in any of their current technology. This generated some speculation about what specific project they had in mind when acquiring the company.