When are positive results a bad thing? When they indicate a possible "threat" to science, according to the University of Edinburgh. In a new study published in Scientometrics, Edinburgh's Daniele Fanelli examined more than 4,600 scientific papers published between 1990 and 2007, and found "a steady decline in studies in which the findings contradicted scientific hypotheses," the university says in a statement.

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University of California, San Diego, researchers have developed a gene drive to control a fruit-destroying fly.

A new study of a β-thalassemia gene therapy appears promising, according to NPR.

In Nature this week: hair color genes, hybridization between 13-year and 17-year cicadas, and more.

Futurism writes that gene doping could be the next generation of cheating in sports.