You're a researcher in plasma physics, propulsion, or materials science. The equations on your screen blur as you hit another theoretical wall. While conventional models offer small gains, a true breakthrough in propulsion technology feels as distant as ever. 

Cold War history is full of rumors about parallel research programs in the Soviet Union, but credible technical details have always been missing. Now, a collection of documents in the Engineering Infinity: Earth's First Interstellar Blueprint suggests a hidden chapter of that history has been found, and it centers on the work of a single, unknown engineer.

Who was Valerijs Černohajev?