☆ Yσɠƚԋσʂ ☆@lemmy.mlM to United States | News & Politics@lemmy.mlEnglish · 5 days agoLead Exposure in Last Century Shrank IQ Scores of Half of Americanstoday.duke.eduexternal-linkmessage-square0linkfedilinkarrow-up112arrow-down10cross-posted to: usa@midwest.social
arrow-up112arrow-down1external-linkLead Exposure in Last Century Shrank IQ Scores of Half of Americanstoday.duke.edu☆ Yσɠƚԋσʂ ☆@lemmy.mlM to United States | News & Politics@lemmy.mlEnglish · 5 days agomessage-square0linkfedilinkcross-posted to: usa@midwest.social
