A better understanding of the placenta may help curb maternal and fetal mortality rates, but progress is slow.

In the decade since two dams on the Elwha River were removed, scientists are seeing the effect on coastal ecosystems.

Thirteen dairy farms in the panhandle had been affected, said Brian Bohl, director of field operations at the Texas Animal ...

There exists something in medicine called the “doorknob phenomenon.” It’s when a doctor, just about to leave the company of a patient (with a doorknob possibly in grasp), finally hears them divulge ...

In “The Light Eaters,” Zoë Schlanger considers the evidence for plant intelligence, and what that means for humanity.