Masks Help, but We May Never Know How Much – The impact of face coverings is not just unknown, it’s unknowable. Still, uncertainty should be no impediment to action.

Source: Henning Bundgaard, et al. Effectiveness of Adding a Mask Recommendation to Other Public Health Measures to Prevent SARS-CoV-2 Infection in Danish Mask Wearers. Annals of Internal Medicine, 2020.

How to make sense of the new findings on 'forever chemicals' in makeup – People who wear cosmetics such as lipstick or mascara may be absorbing or licking up potentially harmful ingredients that last 'forever' in the environment, a new study suggests. Here's what you should know about PFAS.

Source: Heather D. Whitehead, et al. Fluorinated Compounds in North American Cosmetics. Environmental Science & Technology Letters, 2021.

This Tiny Creature Survived 24,000 Years Frozen in Siberian Permafrost – The microscopic animals were frozen when woolly mammoths still roamed the planet, but were restored as though no time had passed.

Source: Lyubov Shmakova, et al. A living bdelloid rotifer from 24,000-year-old Arctic permafrost. Current Biology, 2021.

Quantum Microscope to Soon Help Scientists See 'Impossible' Objects Under the Instrument in New Study – Making the impossible, possible, with the help of quantum technology.

Source: Catxere A. Casacio, et al. Quantum-enhanced nonlinear microscopy. Nature, 2021.

The Challenge of Covid-19 Vaccines for the Immunosuppressed – Recent studies find transplant patients and immune-suppressed people who get the shot don’t make many antibodies. But that research is just beginning.

Source: William A. Werbel, et al. Safety and Immunogenicity of a Third Dose of SARS-CoV-2 Vaccine in Solid Organ Transplant Recipients: A Case Series. Annals of Internal Medicine, 2021.

GPS-Wearing Eagle Aids Researchers in Turbulence Study – A GPS-wearing golden eagle was used by researchers to learn more about turbulence and how it can help the aeronautic industry.

Source: Kasey M. Laurent, et al. Turbulence explains the accelerations of an eagle in natural flight. Proceedings of the National Academy of Sciences, 2021.

Sharks once nearly disappeared in an abrupt extinction event 'twice as extreme' as the one that killed the dinosaurs – By studying ancient shark scales collected 3 miles under the Pacific waves, experts found that the animals almost went extinct 19 million years ago.

Source: Elizabeth C. Sibert, Leah D. Rubin. An early Miocene extinction in pelagic sharks. Science, 2021.

Laughing gas has shown potential as a treatment for depression – Nitrous oxide, also known as laughing gas, is used as a pain reliever and recreationally. Now a study has found that it reduces symptoms of depression for two weeks when inhaled for one hour

Source: Peter Nagele, et al. A phase 2 trial of inhaled nitrous oxide for treatment-resistant major depression. Science Translational Medicine, 2021.

Antidepressants leaking into waterways could make crayfish bolder – Trace amounts of antidepressants washing into rivers and lakes could be making crayfish behave more boldly, and disturbing their ecosystems

Source: Alexander J. Reisinger, Lindsey S. Reisinger, Erinn K. Richmond, Emma J. Rosi. Exposure to a common antidepressant alters crayfish behavior and has potential subsequent ecosystem impacts. Ecosphere, 2021.

Texas A&M Researcher Investigates Carbonate Mineral Chemical Variations to Improve Oil Recovery – Dr. Igor Ivanishin, a postdoctoral researcher in the Harold Vance Department of Petroleum Engineering at Texas A&M University, has firsthand experience with the frustrations of oil production.

Source: Igor B. Ivanishin, Hisham A. Nasr-El-Din. Effect of calcium content on the dissolution rate of dolomites in HCl acid. Journal of Petroleum Science and Engineering, 2021.