1) A newborn kangaroo is about 1 inch (2.5 centimeters) long and weighs less than a gram.

2) The sitcom "Friends" is known for its iconic Central Perk coffee shop, where the main characters often gather.

3) The world's oldest tree is believed to be a bristlecone pine named "Methuselah" in California, estimated to be over 4,800 years old.

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