A team led by researchers at Kiel University has found that tumors can occur naturally in Hydra, suggesting that "spontaneous tumors have deep evolutionary roots" as they wrote in Nature Communications earlier this summer.

They examined polyps from Hydra oligactis and Pelmatohydra robusta that had altered morphology and tumor-like properties, including the ability to be established as a clonal line.

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In Nature this week: factors affecting the success of whole-genome sequencing for routine clinical diagnosis, and more.

A large meta-analysis from an international team reports that nature and nurture have about an equal overall influence on human traits.

The Lasker Foundation's Claire Pomeroy laments the state of NIH funding at Forbes.

Social media is changing how scientists discuss research, as tweets from University of Chicago's Yoav Gilad about a Mouse ENCODE paper have shown, Nature reports.