Researchers investigated the relationship between historical traumatic events experienced by Alaska Native communities and epigenetic markers on genes that previous studies have linked to trauma. The new study found a similar pattern among Alaska Native participants, with specific epigenetic differences observed in those who reported experiencing the most intense symptoms of distress when reflecting on historic losses. 

Over the past decade, there has been a growing awareness that environmental and life science fields need to diversify their teaching syllabi. Many have suggested highlighting Black women scholars, hidden figures in the fields, and elevating Black, Indigenous, and People of Color scholars. However, faculty sometimes worry that their solitary efforts could be harmful or ineffective.

A new article in the journal Science provides guidance for those intending to study ancient human remains in the Americas. The paper, written by Indigenous scholars and scientists and those who collaborate with Indigenous communities on studies of ancient DNA, offers a clear directive to others contemplating such research: First, do no harm.