https://www.thetimes.com/world/europe/article/rule-of-law-police-hope-to-draw-a-line-under-measurement-error-zcqwkjjg7
Jan 16, 2026 - The Berlin police department has issued thousands of the 15cm rulers, featuring their logo and road signs. There’s just one (3mm) problem with them
rule of lawpolicehopedrawline
https://www.mentalfloss.com/science/mount-jackson-loses-spot-uks-tallest-mountain-after-satellite-reveals-measurement-error
Old measurements were off by over 1200 feet.
mount jacksontallest mountainlosesspotuk