Arthur Allen

Kristyna Wentz Graff/OPB

To the Bat Cave: In Search of Covid’s Origins, Scientists Reignite Polarizing Debate on Wuhan ‘Lab Leak’

The scientist at the center of the storm can't disprove that the virus resulted from a lab leak in China -- though he doesn't believe it.

May 19, 2021

A health care worker unpacks the Pfizer vaccine at Oregon Health & Science University. | OHSU

The Case for Donating US COVID Vaccines Overseas

“We need to take care of the problem everywhere to be able to take care of it anywhere,” says Dr. Mark Feinberg, president and CEO of the International AIDS Vaccine Initiative.

Mar 22, 2021

Photo by Dimitri Houtteman on Unsplash

Five Important Questions About Pfizer’s COVID-19 Vaccine

Though the vaccine appears to offer a high level of protection, it's not clear how long immunity would last and whether the vaccine might cause any health problems. No serious side effects have been noted but it's early days yet.

Nov 11, 2020