1. A pineapple is not a pine or an apple. It’s actually a berry.
2. You can grow pineapple plants by slicing off the top of a pineapple and planting it in soil.
3. Pineapples don’t mature after they’ve been harvested. So if you’ve picked a pineapple and are waiting for it ‘ripen’ the chances are it will spoil instead.
4. Pineapples are not a single fruit, but essentially a group of berries. The technical term for this is a “multiple fruit” or a “collective fruit”.
5. Pineapples contain an enzyme called “bromelain” which breaks down proteins in your mouth. Hence, when you eat a pineapple, it is eating you back. Thankfully the stomach can break down the enzyme so there's no need to worry about being eaten from the inside-out.
6. Pineapple plants have the ability to grow from seeds through vegetative reproduction (cloning). The cloning can be done using  four different parts of the plant including the crowns, slips, suckers, and shoots.
7. Hawaii produces about 1/3 of all pineapples in the world.
8. Pineapples ripen faster when placed upside down
9. Hawaii produces about 1/3 of all pineapples in the world.
10. The scientific name for pineapple is “Ananas comosus,” which comes from the Tupi language. The Tupi word “nanas” means pine, and “comosus” means tufted.