Proceedings of the National Academy of Sciences

Trends & Times

Our Ability To Digest Alcohol May Have Been Key To Our Survival

Eliza Barclay

Our primate ancestors could consume alcohol 10 million years ago in the form of fermented fruit, researchers have discovered. The finding suggests that our relationship with alcohol is ancient.
Research

Proteins Critical To Wound Healing Identified

Mice missing two important proteins of the vascular system develop normally and appear healthy in adulthood, as long as they don’t become injured. If they…
Research

Preemies’ Gut Bacteria May Depend More On Gestational Age Than Environment

Scientists believe babies are born with digestive systems containing few or no bacteria. Their guts then quickly become colonized by microbes — good and…

Sick Season 2

Incarcerated people are some of the sickest people in our country. Many have chronic conditions such as diabetes or lung disease. And they’re far more likely to suffer from mental illness and addiction. On Season 2 of Sick, listen to stories of what goes wrong in corrections facilities — places meant to keep people healthy, but built to punish them.

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