1) The concept of self-driving cars, or autonomous vehicles, is being actively developed by companies such as Tesla, Google (Waymo), and Uber.

2) The International Monetary Fund (IMF) and the World Bank are international financial institutions that work to promote global financial stability and economic development.

3) The national flower of Japan is the cherry blossom, which holds great cultural significance and is celebrated during the annual cherry blossom festivals.

4) Lightning strikes the Earth about 8 million times a day.