A wave of research shows how a pregnancy can be put at risk by drinking, diet and exposures to toxins—on the part of the male.
Can new approaches—a male contraceptive or a gel that stops disease as well as pregnancy—work better?
A pioneer in protein structures also left a legacy for mothers in the sciences.
They are dying at alarming rates in the United States. Treating mental illness, an often overlooked cause, could save many lives.
Though routinely discarded, the placenta has a rich story to tell, full of information about fetal development and future health.