Guido Hoffman/Unsplash December 18, 2022 My RATs are negative but I still think I might have COVID. Should I get a PCR test? Sathana Dushyanthen, The University of Melbourne Still getting a negative RAT after a COVID exposure and days of symptoms? It might be time to consider a PCR.
Shutterstock June 23, 2022 When RAT-testing for COVID, should you also swab your throat? Thea van de Mortel, Griffith University A sore throat is more common with Omicron than Delta, but that doesn’t mean a throat swab will give you a more accurate – or earlier – result.
Cities around the world appear to be harboring increasing numbers of rats, including this one: the inflatable ‘Scabby the Rat.’ robert cicchetti/Shutterstock.com December 10, 2019 Super rats or sickly rodents? Our war against urban rats could be leading to swift evolutionary changes Jonathan Richardson, University of Richmond Cities often embark upon drastic and expensive eradication campaigns designed to rapidly rid the city of pests like rats. But are the surviving rats stronger or weaker than before?