science

Do you need a dentist visit every 6 months? That filling? The data is weak ( arstechnica.com )

A 2020 Cochrane review that assessed the two clinical trials concluded that "whether adults see their dentist for a check‐up every six months or at personalized intervals based on their dentist's assessment of their risk of dental disease does not affect tooth decay, gum disease, or quality of life. Longer intervals (up to 24...

Closing toilet lid before flushing doesn't keep viral spray inside, study suggests ( www.cidrap.umn.edu )

Contrary to previous study findings, closing the toilet lid before flushing doesn't stop aerosolized viruses from contaminating bathroom surfaces, scientists from the University of Arizona and Reckitt Benckiser LLC, the company that makes the disinfectant used in the study, report in the American Journal of Infection Control....

Microplastics Found In 88 Percent Of Sampled Food, From Sirloin Steaks To Plant-Based Burgers ( www.iflscience.com )

It isn’t just seafood that’s loaded with microplastic pollution. In a new study, scientists found microplastics in nearly 90 of sampled meats and meat-like alternatives – including seafood, chicken breasts, beef steaks, tofu, and plant-based burgers....

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