Smallpox was nothing new in 1721.
How were mRNA vaccines developed? Pfizer's Dr Bill Gruber explains the science behind this record-breaking achievement and how it was developed without compromising safety.
Vaccines can be grown in and extracted from the leaves of plants.
Counterintuitively, directly combating misinformation online can spread it further. A different approach is needed.
The vaccine will shorten the "shedding" time.
Jonathan Berman wants us to have better dialogues.
Pfizer's vaccine needs to be kept at -100°F until it's administered. Can caregivers deliver?
Britons could start receiving the vaccine within days.
The positive steps we are taking to prevent disease might have a negative side effect.
94 percent of men in the study have this mutation, which explains why men are more likely to die.
The U.S., China, and Russia are in a "vaccine race" that treats a global challenge like a winner-take-all game.
This could change how researchers approach vaccine development.
The immune system seems able to "remember" the coronavirus, and therefore able to prevent — or minimize the severity of — reinfection.
Fear-mongering is now a billion-dollar industry.
Despite fact check campaigns, anti-vaccination influence is growing.
A new study suggests that an old tuberculosis vaccine may reduce the severity of coronavirus cases.
Currently, more than 100 COVID-19 vaccines are being developed worldwide.
A new study at UPenn found that effective learning includes mistakes—just not too many.