Australians now own more guns than before the 1996 Port Arthur massacre, according to new research that shows firearm imports hit a record high in 2014-15. [Charts, tables in the original] The surge in gun-buying over the past 16 years, which has seen 1.02 million guns brought into the country, has been largely a "gun swap", according to Philip Alpers, a University of Sydney public health researcher, gun control expert and founding director of GunPolicy.org. "The... (GunPolicy.org)