New Black Boxes Will Be Easier to Track in Plane Crashes at Sea - NYTimes.com

https://mobile.nytimes.com/2017/09/29/business/black-boxes-plane-crashes.html?referer=https%3A%2F%2Ft.co%2FrgFvfjuvCn%3Famp%3D1

A new type of flight recorder, which Airbus plans to install on A350 jetliners due in 2019, is designed to detach from the plane and float to the surface after a crash at sea.