📜 The National Academy of Sciences (NAS) is a private, nonprofit society of distinguished scholars. It advises the nation on science, engineering, and medicine. # Why Go 🏛️ Explore 1924 art and architecture celebrating science 🖼️ View rotating and permanent art exhibits on science and culture 🧠 Learn about science, engineering, and health matters 💡 Discover innovations and emerging issues through public forums 🌳 See the famous Einstein Memorial on the grounds # Tips 🆔 Photo ID required for entry 🚇 Closest metro station is Foggy Bottom 🍽️ Cafeteria with cheap eats available downstairs between 12:30 p.m.-1:45 p.m. # Cost 💰 No entrance fee. # Hours 🕒 Weekdays 9 a.m. to 5 p.m., closed weekends and holidays.