Those who’ve dodged COVID-19 for more than four years may have a newly discovered immune response to thank. The results stem from a challenge trial: At the height of the pandemic in 2021, scientists ...

WASHINGTON, D.C. – In a world seemingly on lockdown, the earth may be breathing easier for the moment. “These lockdown measures are having an impact,” said Susan Anenberg, a professor of environmental ...

Despite all of the masks, tests, and vaccinations, there is no guarantee that COVID-19 will ever disappear. Even if the virus doesn't go away, it might not be as bad as it seems. How could COVID-19 ...