This Week in Science

In Science this week, a team of academic and industry researchers report on the use of new imaging technique to understand how a key HIV protein can change its shape to facilitate infection. Using single-molecule FRET, the investigators were able to visualize the dynamic changes in the HIV-1 envelope protein Env and found that before the virus enters a host cell, the protein shifts between three different shapes.

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The London School of Economics' Daniele Fanelli argues at the Proceedings of the National Academy of Sciences that the reproducibility crisis in science isn't as dire as some say.

A team of researchers in Portugal has examined the genomic basis for racing pigeons' athleticism and navigational skills, finding it's likely polygenic.

Wired reports that diagnostic firms continue to seek, post-Theranos, the ability to diagnose diseases from small amounts of blood.

In Science this week: analysis of DNA from ancient North Africans, and more.