The origin of the humble microwave apparently lies in a military accident. Engineer Percy Spencer had been tinkering with radar magnetrons — electric whistles that create vibrating electromagnetic waves — when he discovered that the peanut cluster bar in his pocket had melted. Curious as to what happened, he ran more tests (one of which resulted in an egg exploding in his face) ultimately leading to the creation of the beloved kitchen appliance.
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An artificial intelligence model built by Ishanu Chattopadhyay and his colleagues analysed crime data in Chicago from 2014 to 2016 and managed to predict future levels of crime down to the nearest 300 metres, a week before they actually happened. While extremely useful, this artificial intelligence has been shown to expose racial prejudice in law enforcement. Hopefully, as the study’s data and methodology have been made available for others to evaluate, these prejudices can be avoided in the next iteration. Read full article here