Which is better: an underwing-engine plane or a rear-engine one? Rear-engine planes have their benefits. They’re easier to manoeuvre in case of engine failure, they’re less likely to suck in foreign objects, and they allow for built-in airstairs. Although they were phased out because they’re less economical than underwing-engine planes, they may be key to incredibly fast flights; all supersonic (faster-than-sound) planes being designed today feature rear-mounted engines.
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Societal Issues
To curb drug deaths, communities turn to Reddit, texts and wastewater
With drug overdose deaths on the rise, authorities are attempting to curb the epidemic by tracking and sharing information in real time. In one unique effort, a nonprofit in New York City is using drug-testing equipment and stamping or marking habits of dealers to identify drug batches that may endanger users. Other approaches are also being used, such as monitoring drug-related chatter on Reddit and analyzing local wastewater for opioid and other drug levels. With the combination of these efforts, researchers hope to put a dent in the opioid crisis and reduce overdose deaths. Read full article here
Merv
June 1, 2023
