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A study of 45 Italian waste management companies found improved environmental practices such as separate waste collection (separating recyclable from non-recyclable waste) do not hurt companies' financial returns.

Sustainable Production and Consumption

Environment

In the United States, primary and secondary school closures generally reduced both cases and deaths from COVID-19 by roughly 60%.

Health

Children with pet dogs had fewer behavioral problems, got along better with their peers, and engaged more in prosocial behaviors such as sharing, helping, and comforting than children whose families didn't own dogs.

The use of sodium supplements, such as salt tablets or electrolytes, did not help ultramarathon runners maintain a healthy sodium balance in hot race climates.

Procrastinating studying for exams by going on Facebook made anxiety worse for undergraduate students.

Masks should contain multiple layers of cloth (at least 2-3) to prevent spread of COVID-19, although a single-layer face covering is better than nothing.

Health

More dependence on GPS was associated with using spatial memory strategies less often and less effectively when navigating. Habitual use of GPS might impair spatial memory.

Scientific Reports

Black patients in the U.S. are less likely to receive surgery as treatment for esophageal cancer, making them more likely to die from this type of cancer than white patients.

Health

Most people's first memories are from around the age of 3. Memories earlier than this are more likely to be fictional.

Graders who used happy face emoticons in feedback on undergraduate student essays were perceived as warmer (more friendly, approachable, pleasant, or understanding).

Computers & Education

Persuasion