Dr. John Campbell has 439,000 subscribers to his channel and views for his videos -- daily updates on the pandemic as well as how-to's, including one on hand-washing -- have topped 30 million views.

—Ren (@NopinNope) March 7, 2020 "Patrick Stewart should play Dr. John Campbell for the upcoming #Coronavirus movie," another tweeted. —JohnnyCovid19 (@JCovid19) March 3, 2020 ...

HUNTSVILLE, Alabama -- The use of low-powered lasers could be a major part of the solution to the growing problem of debris in space, according to Dr. John Campbell. The UAH researcher was part of ...

A video watched more than 700,000 times on YouTube, and being shared on Facebook, wrongly claims that a new study in the New England Journal of Medicine (NEJM) means that “ the risk of adverse events ...