1) The coldest known temperature in the universe was achieved in a laboratory in 2019, reaching a fraction of a degree above absolute zero (-273.15 degrees Celsius).

2) Cyclones are fueled by warm ocean waters and atmospheric conditions that allow the formation of thunderstorms.

3) The Sahara Desert, located in North Africa, is the largest hot desert in the world, covering an area of about 9.2 million square kilometers (3.6 million square miles). It is characterized by vast stretches of sand dunes, rocky plateaus, and extreme temperatures.

4) The lotus flower is considered a sacred symbol in many cultures and is associated with purity, enlightenment, and rebirth.