
EpidemiologyNovember 22, 2021
Do Childhood Colds Help the Body Respond to COVID?
A mechanism known as “original antigenic sin” protects some people from flu. Whether it helps immune reactions to coronaviruses is still unclear

Do Childhood Colds Help the Body Respond to COVID?
A mechanism known as “original antigenic sin” protects some people from flu. Whether it helps immune reactions to coronaviruses is still unclear

Life's Origins by Land or Sea? Debate Gets Hot
Volcanic springs and deep-ocean vents get new evidence

Modern Chemistry Techniques Save Ancient Art
Nanoparticles, laser cleaning, and glue-eating bacteria restore valuable frescoes and paintings