1) In Aztec mythology, Quetzalcoatl is a prominent deity often depicted as a feathered serpent. He is associated with creation, fertility, and wind, and is considered a cultural hero and patron of priests and rulers. The arrival of Spanish conquistadors was interpreted by some as the return of Quetzalcoatl.

2) The development of voice recognition technology has led to the widespread use of virtual assistants such as Siri, Alexa, and Google Assistant.

3) The most-watched TV series finale in the United States was "MAS*H," with an estimated 105 million viewers.

4) The eye of a cyclone is a region of calm, relatively clear skies and light winds at the center of the storm.