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A story in the New York Times reports on a new technique to image viruses. Developed by IBM scientists and published in PNAS, magnetic resonance force microscopy, or M.R.F.M., is similar to MRI but offers 100 million times better resolution. The technique uses an "ultrasmall cantilever arm as a platform for specimens that are then moved in and out of proximity to a tiny magnet" and could be used by structural biologists to study the structure and interaction of proteins.

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The World Health Organization will be providing low-cost COVID-19 tests to low- and middle-income nations, according to Reuters.

Nature News examines how the confirmation of Amy Coney Barrett to the US Supreme Court could affect scientific agencies.

Nobel Prize-winner Arthur Ashkin, who developed optical tweezers, has died at 98, the Washington Post reports.

In PNAS this week: altered gene expression in brain samples from Alzheimer's disease patients, effects of gene mutations found in bladder cancer, and more.