How do you fight something you can’t see? That’s the question when it comes to the coronavirus crisis which currently has many of us holed up at home. Physical distancing is one important answer to preventing the spread of the virus, as avoiding catching it in the first place stops you from spreading it to […]
At the time of writing, there have been almost a quarter of a million confirmed cases of COVID-19 worldwide. The number of deaths is approaching 10,000. Across the world, countries are scrambling to increase their testing capacity for the virus — how are these tests carried out and how do they work?