1) The FIFA Women's World Cup has been held since 1991 and showcases the best women's national soccer teams from around the globe.

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

3) The world's largest volcano, Mauna Loa in Hawaii, is also one of the most active.

4) The ocean covers about 71% of the Earth's surface and contains roughly 97% of the planet's water.