1. Did you know that honey never spoils? Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3,000 years old and still perfectly edible.  2. The shortest war in history was between Britain and Zanzibar in 1896, lasting only 38 minutes.  3. Cows have best friends and can become stressed when they are separated from them.  4. The world's largest desert is not the Sahara, but Antarctica. Yes, Antarctica is classified as a cold desert due to its low precipitation.  5. Octopuses have three hearts. Two pump blood to the gills, while the third pumps it to the rest of the body.  6. The Eiffel Tower can be 15 cm taller during the summer. When a substance is heated up, its particles move more and it expands.  7. Bananas are berries, but strawberries aren't. In botanical terms, a berry is a fruit produced from a single ovary, and bananas fit this definition.  8. Honeybees can recognize human faces. They have an impressive ability to remember and distinguish between different faces.  9. There are more possible iterations of a game of chess than there are atoms in the observable universe.