The underlying emergent landscape gradient and the curl flux act together as a "Yin and Yang" duality pair to determine the dynamics of general evolution, says Wang.

"Physics and math shed new light on biology by mapping the landscape of evolution." ScienceDaily. ScienceDaily, 8 August 2012. <www.sciencedaily.com / releases / 2012 / 08 / 120808132454.htm>.