After someone heard a bang in Berlin, police found a home-made cannon that shoots coconuts with compressed air. A man said he built it for an art project to be used in Antarctica and was testing it. Source: [url=http://www.npr.org/2017/03/16/520364043/someone-made-a-coconut-cannon-really?utm_medium=RSS&utm_campaign=strangenews]Someone Made A Coconut Cannon (Really)[/url]