Skip to main content
Premium Trial:

Request an Annual Quote

Sounds Like Brain Freeze

People's brains just aren't evolving as fast as they used to. Lead author Hurng-Yi Wang from Taiwan's Academia Sinica and the University of Chicago reports that, based on comparative protein analysis, the evolution of genes expressed in the brain has slowed since humans split off from chimpanzees. The chimps, though, haven't experienced this  slowdown, say the authors in PLoS Biology.

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.