What constitutes a safe distance when it comes to the spread of COVID-19? The answer depends on where you live. China, Denmark and France recommend social distancing of one meter; Australia, Germany and Italy recommend 1.5 meters, and the US recommends six feet, or 1.8 meters. The UK, meanwhile, is reconsidering its relatively large two-meter distancing rule, but has attracted criticism from top scientists for doing so. The truth is, we don’t yet know how far is far enough when it comes to coronavirus. A recent study found the virus in air as far as four meters away from infected…

This story continues at The Next Web