Applied Relativity (Discover 5), then Photon/Wave Mechanics (Conquer 6), Probability Mechanics (Build 7), and Nanometallurgy (Explore 8). Once we also discover Organic Superlubricant (Conquer 7), we'll get to Matter Compression (Conquer 9).
Organic superlube!? Oh, it's great stuff! Great stuff.
Organic superlube!? Oh, it's great stuff! Great stuff.