Firefighters who didn’t develop obstructive airway disease after the World Trade Center attacks had higher levels of omega-3 fatty acids and other factors that hint at possible protective effects of diet.

The redondoviruses, named for their circular DNA, inhabit the human respiratory tract and may be linked to disease.

A specific type of lung cell withstands flu infection by doubling down on DNA repair.

Most of the genetic alterations are harmless, but some may contribute to cancer.

CRISPR reagents injected into the amniotic fluid inactivated a gene in the fetuses that would normally cause lung disease and kill the mice a few hours after birth.

A fossil from the Cretaceous Period shows similarities to modern avian species.

A small, in vitro study concludes that e-cigarette vapor harms macrophages taken from human lung tissue.

The cell type was discovered via single-cell RNA sequencing of thousands of cells in mouse and human airways and may play a role in cystic fibrosis.

Alterations to a protein involved in breathing may help explain some cases of sudden infant death syndrome, a study finds.