the.com/sensors
the world's snitches, converting reality into numbers before you even notice.
means a sensor is a device that detects a physical change and turns it into a signal something else can read.
from from latin sentire, to feel or perceive — the same root as sense and sentiment, because a sensor is just a nerve ending built by an engineer.
first modern sensorthermostats used bimetallic strips in the 1600s
your phonepacks over a dozen distinct sensors
smell sensorsstill lag far behind biological noses
quantum sensorscan now detect single photons of light