Before the University of Idaho welcomed students back to campus last fall, it made a big bet on new virus-screening technology.The university spent $90,000 installing temperature-scanning stations, which look like airport metal detectors, in front of its dining and athletic facilities in Moscow, Idaho. When the system clocks a student walking through with an unusually high temperature, the student is asked to leave and go get tested for Covid-19.But so far the fever scanners, which detect skin temperature, have caught fewer than 10 people out of the 9,000 students living on or near campus. Even then, university administrators could not say …
