Many times over our planet’s history, Earth’s magnetic poles have reversed, meaning that sometimes a compass pointing north will be aimed at Antarctica rather than the Arctic. This might sound strange, but it’s a relatively predictable quirk. Powered by the...
Design makes your life easier! The concept of rotational motion could generates power towards certain extend. When we thinking to rotates something, what is the source to push something to rotate. Here comes the element of natural energy of water. For example a lake...