A recent article in Molecular Psychiatry shows that stress in childhood shortens a person's telomeres and affects their health as they grow, says Nature's Marian Turner. The researchers studied children in state-run Romanian orphanages and determined that they had shorter telomeres than children who grew up in foster care.

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Researchers hope to tease out the signature effects that different carcinogens leave on the genome to determine their contributions to disease, Mosaic reports.

The Wall Street Journal looks into the cost of new gene therapies.

An Imperial College London-led team reports that it was able to use a gene drive to control a population of lab mosquitos.

In PNAS this week: genomic effects of silver fox domestication, limited effect of mitochondrial mutations on aging in fruit flies, and more.