The National Academy of Sciences (NAS) is a special group in the United States, created in 1863 🌟. It helps scientists share their research and discoveries. NAS is made up of scientists from different fields, like biology, physics, and chemistry 🔬. They work together to help our country make smart decisions using science. The academy has its headquarters in Washington, D.C., and it’s known for being one of the most important scientific organizations in America! They also organize meetings and provide advice to the government on important science issues.