The officially accepted speed of light is 299,792,458 metres per second. Although we came to that figure in the 1920s, it is a culmination of multiple scientists’ efforts to determine the speed of light. The first attempts to calculate the speed of light were Galileo’s experiments in the 17th century, which observed light across distances. Although he was unsuccessful, his idea was revived in the mid-19th century and was built upon for decades until we arrived at the figure of 299,792,458 metres per second. Read full article here
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
