This Week in Science

In this week's Science, a team from the University of Texas describes how an enzyme that enables retroviruses to incorporate their genomes into host cells can be modified to scan for errors in the DNA they create. Reverse transcriptases use an RNA template to generate double-stranded complementary DNA that can integrate into host genomes, but, unlike DNA polymerases, are not believed to be able to proofread these sequences.

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Oxford Nanopore Technologies is looking into dual listings in London and Hong Kong, according to the South China Morning Post.

The New York Times looks into medical research funding in the US and how the grant system might not be funding the best work.

US lawmakers proposed increasing the National Science Foundation budget, including its facilities account, Science reports.

In PNAS this week: effects of gene deletions on bacterial metabolic networks, genetic responses to sea star wasting disease, and more.