generally encompasses the entire museum outside the planetarium, rainforest, and aquarium, and comprises Africa Hall (the Academy's oldest running exhibit), the East Wing (which includes the Foulcault pendulum, also a carry-over exhibit from the older, pre-2008 renovation of the Academy), the West Wing (which currently houses several geophysical exhibits), the science "Project Lab" which features real, live scientists working on real, live research projects and who can be viewed doing their work from outside the lab by public visitors, as well as several smaller exhibits distributed throughout the remainder of the Academy building.