Genes Make the Grade

How well students perform on end-of-schooling exams is highly heritable, researchers in the UK report in PLOS One this week. Drawing on a cohort of more than 11,000 16-year-old twins, both identical and fraternal, researchers led by King's College London's Robert Plomin examined how the students performed on the General Certificate of Secondary Education exams in English, mathematics, and science, as well as on other, elective topics.

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Researchers test gene therapy targeting a different cancer protein in a new trial, the New York Times reports.

Pennsylvania State University researchers found that salivary microRNAs could predict which kids would have longer concussion symptoms, according to NPR.

The Associated Press reports Alex Azar, the new Department of Health and Human Services secretary nominee, made millions of dollars as a pharmaceutical executive.

In PNAS this week: immune profiling of breast cancer, transposable element patterns in rice, and more.