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Hamlet's Other Question

At her blog, Dr. Shellie wonders whether she should go through long derivations while teaching a graduate-level class this semester. She has been trying to find a balance between emphasizing concepts and rigorous derivations, especially as students tend to get lost following all the algebra. "I am also trying to encourage student thinking and participation during class. This tends to tilt things toward the hand-wavy side, as more student participation = fewer lines of algebra on the chalkboard," she adds.

The Scan

Fertility Fraud Found

Consumer genetic testing has uncovered cases of fertility fraud that are leading to lawsuits, according to USA Today.

Ties Between Vigorous Exercise, ALS in Genetically At-Risk People

Regular strenuous exercise could contribute to motor neuron disease development among those already at genetic risk, Sky News reports.

Test Warning

The Guardian writes that the US regulators have warned against using a rapid COVID-19 test that is a key part of mass testing in the UK.

Science Papers Examine Feedback Mechanism Affecting Xist, Continuous Health Monitoring for Precision Medicine

In Science this week: analysis of cis confinement of the X-inactive specific transcript, and more.