The postage rate for a letter in 1693 was determined through how much light could pass through the letter. The postage rate would be more expensive if less light went through, and this process was called candling.

Researchers have developed odourless socks. The sock fabric is made by attaching molecules that contain chlorine called halamines to textile fibers.

The month of December is the most popular month for weddings in the Philippines.

AMAZING FACTS