1) The phenomenon known as "black holes" occurs when matter is crushed into an infinitely small space, creating a gravitational pull so strong that nothing can escape.

2) The world's largest ocean, the Pacific Ocean, covers an area of approximately 63 million square miles.

3) The word "banana" contains three vowels: A, A, and A.

4) The International Cricket Council (ICC) is the governing body for the sport of cricket and oversees international tournaments and rankings.