Wild & Weird
10 verified entries, each with its sources and the date we checked it.
What is the smell of rain on dry ground called?What makes the popping sound when you crack your knuckles?Does the 'five-second rule' keep dropped food safe from bacteria?What is the plastic tip of a shoelace called?Why do jeans have a tiny extra pocket?What was the first product scanned with a barcode in a store, in 1974?What makes hair turn gray?Why is the daytime sky blue?What is the Mpemba effect?About how often does a typical adult blink per minute?