1) The pho, a Vietnamese noodle soup, is a signature dish of Vietnamese cuisine. It typically features a flavorful broth, rice noodles, and various toppings, such as thinly sliced beef or chicken, herbs, bean sprouts, and lime. Pho is often enjoyed for breakfast or as a comforting meal any time of the day. It is known for its complex flavors, aromatic herbs, and the balance between the savory broth and fresh ingredients.

2) Insurance fraud occurs when individuals or organizations deliberately deceive insurance companies to receive undeserved benefits.

3) The tongue of a blue whale is so big that about 50 people could stand on it.

4) The first sound film, "The Jazz Singer," was released in 1927 and marked the transition from silent movies to "talkies."