Moderna coronavirus vaccine shows promising results in early clinical trial

An experimental coronavirus vaccine developed by Moderna provoked an immune response without major side effects in an early-stage clinical trial, scientists reported Tuesday in the New England Journal of Medicine.The vaccine is the first developed by a U.S. company to publish clinical trial results.

Next testing debacle: The fall virus surge

The U.S. is now conducting more than 3M coronavirus tests a week – a sharp increase compared to the shortages that exacerbated the pandemic in the spring. However, experts predict that 30M tests per week will be necessary in order to safely reopen schools and businesses come fall.