The First Repeat Covid-19 Infection Case Isn’t All Bad News
A report from Hong Kong provides the first credible evidence that it’s possible to catch the virus twice. Some immunologists are breathing a sigh of relief.
How a Crispr Lab Became a Pop-Up Covid Testing Center
As the government fumbled Covid-19 testing, researchers at UC Berkeley’s Innovative Genomics Institute stepped up—with their own time and funding.