At Benchfly, Alan Marnett wonders whether having a positive attitude makes a difference in one's research. Scientists are, by virtue of their jobs, critical and skeptical, he says. But are those instincts standing in the way of their research?

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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.