Whether you’re walking along a city sidewalk or hiking deep in the forest, you might occasionally notice paint marks on tree trunks (or even a metal band once in a while). Those paint marks are codes ...

ST. LOUIS — Autumn’s paintbrush is starting to spread its colorful hue across the St. Louis area. Reds, pinks, oranges and yellows are starting to pop up on trees, giving leaf peepers a fall foliage ...