Four pregnant women sitting in chairs
Epigenetic Changes to Placenta Correlate with Maternal Depression
An epigenome-wide association study found more than a dozen methylation changes in placental DNA that correlated with expectant mothers’ self-reports of depression and stress during their pregnancy.
Epigenetic Changes to Placenta Correlate with Maternal Depression
Epigenetic Changes to Placenta Correlate with Maternal Depression

An epigenome-wide association study found more than a dozen methylation changes in placental DNA that correlated with expectant mothers’ self-reports of depression and stress during their pregnancy.

An epigenome-wide association study found more than a dozen methylation changes in placental DNA that correlated with expectant mothers’ self-reports of depression and stress during their pregnancy.

fetal development
Study Looks for Effects of Fetal Exposure to Air Pollution
Jef Akst | Aug 1, 2021
By measuring various pollutants in the immediate vicinity of pregnant women and tracking brain development of their children, researchers in Barcelona aim to untangle any influence the former has on the latter.
Researchers Head to the Hills to Study Pregnancy
Amanda Heidt | Aug 1, 2021
High altitude is a natural laboratory for investigating pregnancy complications, such as preeclampsia and gestational hypertension, that restrict a fetus’s oxygen supply.
Pregnant COVID-19 Patients
The Scientist Staff | Jan 11, 2021
See a news report on a study of expectant mothers with SARS-CoV-2 infections.
Human Fetuses Can Contract SARS-CoV-2, but It’s Rare
Ashley Yeager | Jan 1, 2021
Compared with Zika and cytomegalovirus, the virus that causes COVID-19 appears to have a harder time penetrating the placenta and moving to a woman’s unborn baby.
Infographic: How SARS-CoV-2 Might Travel from Mom to Fetus
Ashley Yeager | Jan 1, 2021
The virus rarely spreads from mother to child before birth, but it can—and researchers are starting to investigate the path it takes.
New Discoveries in Human Anatomy
Diana Kwon | Feb 18, 2020
Using advanced microscopy and imaging techniques, scientists have revealed new parts of the human body and overturned previous misconceptions.
Infographic: The Modern Human Body
Diana Kwon | Feb 18, 2020
The last few years have yielded new insights into human anatomy. Explore this interactive graphic to learn about some of these discoveries.  
Infographic: How Exposure to Cannabis in Utero Affects Development
Andrew Scheyer | Jan 1, 2019
Rodent and human studies have revealed a multitude of effects starting during gestation and lasting into adulthood.
In Utero Transplant in First Clinical Trial Successful
Jim Daley | May 30, 2018
Doctors treated the fetus, who has alpha thalassemia major, with cells from her mother’s bone marrow.
Maternal Response to Zika Damages Mouse Fetuses
Catherine Offord | Jan 5, 2018
Signaling pathways triggered by the mother’s immune system may cause complications during fetal development.
Image of the Day: Heart Shapes
The Scientist Staff | Sep 29, 2017
High-resolution MRI reveals that human fetal hearts rapidly develop their major structures within a four-day period.