Americans who felt most vulnerable during the early days of the COVID-19 pandemic perceived Republicans as infection risks, leading to greater disgust and avoidance of them – regardless of their own political party. Even Republicans who felt vulnerable became more wary of other Republicans. That’s one finding from research we recently...

Shorter sleep and later bedtimes are linked to potentially harmful functional changes^[1] to parts of the brain important for coping with stress and controlling negative emotions, our recently published research found. And children in families with low economic resources are particularly at risk.

We are^[2] neuroscientists^[3] who are passionate about...

In late spring, estuaries along the U.S. Gulf Coast come alive with newborn fish and other sea life. While some species have struggled to adjust to the region’s rising water temperatures in recent years, one is thriving: juvenile bull sharks.

We study this iconic shark species, named for its stout body and matching disposition, along the...