Right now if we want to know how many people have COVID-19, we have one primary tactic: individual testing.

It’s resource-intensive, inconvenient — and hamstrung by the notion that everyone will have symptoms and act on them.

So with the World Health Organisation warning there may never be a “silver bullet” for COVID-19, scientists are investigating more creative tactics to keep tabs on the virus.

Enter dogs, drones and sewage testing.

Let’s take a look at how Australian researchers are exploring these less traditional tracing systems and how close we are to implementing them.

https://www.abc.net.au/news/health/2020-08-05/how-can-we-detect-covid-19-without-testing-people/12523252