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Kitchen Biology

A new program on PBS, NOVA's "Cracking Your Genetic Code," is a good example of why DIY biohacking has taken hold, says Veronique Greenwood at the 80beats blog. A PBS promotional video shows how simple it can be to extract DNA using common household products. "The video is a neat reminder that what happens in labs isn't magic: it's just basic chemistry," Greenwood adds.

The Scan

Missed Early Cases

A retrospective analysis of blood samples suggests early SARS-CoV-2 infections may have been missed in the US, the New York Times reports.

Limited Journal Editor Diversity

A survey finds low diversity among scientific and medical journal editors, according to The Scientist.

How Much of a Threat?

Science writes that need for a provision aimed at shoring up genomic data security within a new US bill is being questioned.

PNAS Papers on Historic Helicobacter Spread, Brain Development, C. difficile RNAs

In PNAS this week: Helicobacter genetic diversity gives insight into human migrations, gene expression patterns of brain development, and more.