50 years ago, scientists warned of marijuana’s effects on the unborn
Excerpt from the September 27, 1969 issue of Science News
![a photo of a person smoking marijuana](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/09/081219_CW_50ya-marijuana_feat.jpg?fit=1028%2C579&ssl=1)
POT PLUS PREGNANCY Scientists are still figuring out how marijuana use by pregnant women might affect developing fetuses.
MStudioImages/iStock/Getty Images Plus