1) The Cricket World Cup is held every four years and features teams from around the world competing for the prestigious title.

2) The Indian Ocean is the third-largest ocean and is characterized by its warm waters and diverse marine life.

3) Michael Phelps, an American swimmer, has won a total of 28 Olympic medals, including 23 gold medals, making him the most decorated Olympian of all time.

4) The invention of the transistor by Bell Laboratories in 1947 revolutionized electronics and paved the way for the development of smaller, more efficient electronic devices.