MAGNET FACT: Magnets are fascinating objects that use an invisible force to push or pull things. Here are some fun science facts about magnetism for 2026: 1. Earth is a Giant Magnet Our planet has a huge magnetic field because its core is made of liquid iron and nickel. This field acts like a shield, protecting us from harmful solar radiation from the sun. 2. Magnets Have Two Poles Every magnet has two ends called the North Pole and the South Pole. Opposites Attract: A North Pole will stick to a