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Dave Bartel's lab at MIT has checked in on the origins of small RNAs, finding miRNAs and piRNAs from animal phyla that diverged before the emergence of the Bilateria, including the starlet sea anemone and the sponge. The anemone has many miRNA genes, two classes of piRNAs, and a complement of proteins specific to small-RNA biology comparable to that of humans.

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CBS This Morning highlights recent Medicare fraud involving offers of genetic testing.

Researchers find that many cancer drugs in development don't work quite how their developers thought they did, as Discover's D-brief blog reports.

Mariya Gabriel, a Bulgarian politician, is to be the next European Union research commissioner, according to Science.

In Science this week: a survey indicates that US adults are more likely to support the agricultural use of gene drives if they target non-native species and if they are limited, and more.