A pediatric nurse explains the science of sneezing

People sneeze for many reasons and in many ways. One of them is to protect your airways from irritants and infectious disease.

Meg Sorg, Clinical Assistant Professor of Nursing, Purdue University • conversation
June 28, 2021 • ~6 min

CfA research on twin suns, ’Oumuamua, and Betelgeuse

CfA astronomers theorize that the solar system originally had two suns as they further research a sneezing star and ‘Oumuamua.

Juan Siliezar • harvard
Sept. 4, 2020 • ~9 min

Aerosols are a bigger coronavirus threat than WHO guidelines suggest – here's what you need to know

More than 200 scientists wrote to the WHO, warning about aerosol transmission of the coronavirus. The WHO has since acknowledged the evidence but hasn't change its advice yet.

Goodarz Ahmadi, Professor of mechanical engineering, Clarkson University • conversation
July 9, 2020 • ~9 min

Infected with the coronavirus but not showing symptoms? A physician answers 5 questions about asymptomatic COVID-19

Your body can be infected and fight off SARS-CoV-2 without your ever noticing.

William Petri, Professor of Medicine, University of Virginia • conversation
April 30, 2020 • ~6 min

Preventing the spread of coronavirus starts with basic hygiene

Health experts highlight basic hygiene measures to prevent infection spread of the new coronavirus that has affected more than 90,000 around the world.

Liz Mineo • harvard
March 5, 2020 • ~6 min

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