1) The United Nations Security Council is responsible for maintaining international peace and security, with five permanent members (China, France, Russia, the United Kingdom, and the United States) holding veto power over resolutions.

2) The first computer mouse was invented by Douglas Engelbart in 1964 and consisted of a wooden shell and two metal wheels.

3) In Norse mythology, Ragnarok is a cataclysmic event that signifies the end of the world. It involves a series of apocalyptic battles and natural disasters, leading to the destruction of the gods and the world as it is known. From the ashes, a new world and a new generation of gods emerge.

4) Coffee is one of the most widely consumed beverages in the world, made from the roasted seeds of the Coffea plant. It is known for its stimulating effects due to its caffeine content and is enjoyed in various forms, including espresso, cappuccino, and latte. The cultivation and preparation of coffee have evolved into an art form, with different regions and methods producing unique flavors and profiles, offering a diverse range of experiences for coffee lovers.