Embrace your inner nerd at this brilliant place (f...

Embrace your inner nerd at this brilliant place (for a true history lesson, though, observe the tiles in the Kendall/MIT Red Line T Stop). Pro Tip: Two-for-one adult tickets if you show your Charlie Card; free on Sundays until noon. Highlights: (Arthur Ganson) Kinetic Sculptures, Artificial Intelligence, Machine Processing, Holograms (featuring Kismet, the oddly adorable robot).