This Week in Science

In this week's Science, an international team of researchers published the sequenced genome of coffee, giving insights into the evolution of caffeine in plants and providing a resource that may aid in the development of new coffee varieties. The scientists created a draft genome of Coffea canephora, which provides roughly 30 percent of the world's coffee, then compared the data with sequences from grapevine, tomato, and Arabidopsis plants.

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What happens to scientific papers when certain journals are no longer published? Some scientists are trying to make sure they don't disappear forever.

A study in Microbiome finds that heavy drinkers have an unhealthy mix of bacteria in their mouths.

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In Genome Research this week, mismatch repair deficiency in C. elegans, retracing transcriptions start site evolution in the human genome, and more.