(Virgilio Marin) Plants let out “ultrasonic squeals” when they are damaged or stressed by drought. Researchers at Tel Aviv Universityin Israel discovered this after placing microphones near tomato and tobacco plants. Thanks to the microphones, the researchers were able to detect distinct sounds emanating from the plants.
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Media Says Dogs Can Sniff Covid on a Person – Can They Also Identify Vaccinated People Who Are “Shedding?”
(Ethan Huff) You know what is more accurate than a PCR test for the Wuhan coronavirus (Covid-19)? A dog’s nose, according to a new study.