This Week in Science

In this week's Science, a team of German and Australian scientists reports new data suggesting that, in fruit flies, mothers pass both genetic and epigenetic information to their offspring. The researchers found that Drosophila oocytes transmit the repressive histone mark H3K27me3 — which is required in the embryo to instruct future gene expression — to their offspring.

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Researchers report they sequenced and identified plant species in an "al fresco" laboratory.

NPR reports that Turkish high school students will no longer study evolution.

An Australian team searches for genetic alterations linked to depression in hopes of developing personalized treatments, the Sydney Morning Herald reports.

In PNAS this week: host contributors to typhoid fever risk, effects of obesity-related variants near TMEM18, and more.