NEW YORK (GenomeWeb News) – Three genomic studies published in Nature this week are expanding understanding of the mutations and structural variations that define the four subtypes of medulloblastoma, a childhood brain cancer.

"We tend to treat all medulloblastomas as one disease without taking into account how heterogeneous the tumors are at the molecular level," Yoon-Jae Cho, a neurology researcher affiliated with Stanford University, the Broad Institute, Harvard Medical School, and Children's Hospital Boston, said in a statement.

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In a commentary at eLife, Brandeis University's Eve Marder calls on researchers to value and pursue truth.

Researchers have developed a way to quickly edit white blood cells, according to the New York Times.

In Science this week: rice gene enables plants to grow quickly in times of flooding, and more.

Education-linked genetic variants could also predict a small portion of a person's social mobility, Newsweek reports.

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