1) The world's first credit card was introduced in 1950 by Diners Club.

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

3) Matcha, a finely ground powder made from specially grown and processed green tea leaves, is a cherished part of Japanese tea culture. It has a vibrant green color and is known for its earthy and umami flavors. Matcha is prepared by whisking the powder with hot water and is traditionally enjoyed in tea ceremonies. It is also used as a versatile ingredient in desserts, beverages, and even savory dishes, offering a unique and distinctive taste.

4) The Triple Crown in horse racing consists of three prestigious races: the Kentucky Derby, the Preakness Stakes, and the Belmont Stakes.