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Cell division rates dwindle as people age, researchers led by Johns Hopkins University School of Medicine's Bert Vogelstein report in the Proceedings of the National Academy of Sciences this week. They collected tissue samples from the colon, duodenum, esophagus, and sinuses of 13 people between the ages of 20 and 29 and of 13 people between the ages of 80 and 89.

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Master's and doctoral students in the UK call on funding groups to extend their grants for the duration of the disruption caused by the COVID-19 outbreak, the Guardian reports.

Squid can make edits to their RNA within the cytoplasm of their axons, Science News reports.

The Chan Zuckerberg Initiative is putting $25 million toward COVID-19 treatment research, according to the Verge.

In Science this week: researchers engineer version of Cas9 that is nearly PAM-less, and more.