Vaccines
Latest about vaccines

Can moms pass COVID-19 immunity to their newborns?
By Nicoletta Lanese published
A new study shows that antibodies can cross the placenta and could be protective to the baby.

There's a new coronavirus variant in the UK. Here's what we know.
By Nicoletta Lanese published
Vaccines will likely work just as well against the variant.

Chinese-made COVID-19 vaccine is 86% effective, early data suggest
By Nicoletta Lanese published
The United Arab Emirates has approved the vaccine based on this data.

How COVID-19 vaccines will get from the factory to your local pharmacy
By Bahar Aliakbarian published
Here's how the Pfizer and Moderna COVID-19 vaccines will be distributed and kept safe from the factory to your local pharmacy.

Speed of COVID vaccine testing did not compromise safety, Fauci says
By Yasemin Saplakoglu published
This incredible speed in vaccine development is unprecedented, but the process is solid.

What is herd immunity?
By Joshua A. Krisch published
Scientists use herd immunity to describe the point at which a population is sufficiently immune to a disease to prevent its circulation.

Who created the polio vaccine?
By Kimberly Hickok published
In the early 1950s, Dr. Jonas Salk and Dr. Albert Sabin each found a way to protect the world from poliomyelitis, the paralysis-causing disease commonly known as polio. Here's how they did it.

How does the new coronavirus compare with the flu?
By Rachael Rettner published
Since the new coronavirus was first discovered in January, many people have compared it with a more well-known disease: The flu.
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