1) The NBA (National Basketball Association) is widely regarded as one of the most popular and competitive professional basketball leagues in the world.

2) The strongest natural material known to man is spider silk. It is stronger than steel and more flexible than nylon.

3) Jennifer Lawrence is an American actress known for her roles in films such as "The Hunger Games" series, "Silver Linings Playbook," and "Joy." She has won an Academy Award and several Golden Globe Awards, establishing herself as one of the leading actresses of her generation.

4) The most-watched TV series finale in the United States was "MAS*H," with an estimated 105 million viewers.