the.com/sonography
Bouncing sound off your insides to draw pictures nobody asked to see in grayscale.
means A medical imaging technique using high-frequency sound waves to visualize organs, tissues, and developing fetuses in real time.
from From Latin sonus (sound) plus Greek graphein (to write) — literally writing with sound, a craft built on echoes mapped into images.
Bat techSame echolocation principle bats use to hunt.
No radiationUnlike X-rays, it uses harmless sound waves.
Wartime rootsDescended from sonar built to detect submarines.
FrequencyOperates above human hearing, often millions of hertz.