After being denounced as a conspiracy for years, the Covid lab leak hypothesis is now considered the most likely origin of the virus... Researchers from Australia and Arizona used a risk analysis tool- which they described as the most comprehensive yet - to determine the chances the SARS-CoV-2 virus was of 'unnatural' or 'natural' origin. The team compared the characteristics of the virus and the pandemic to 11 criteria that analyzed things like the rarity of a virus, the timing of a pandemic, the population infected, the spread of a virus and the unexpected symptoms of a virus. Based on...