China’s Amazing Water Canal | China’s Future MEGAPROJECTS: Part 2

South-to-North Water Transfer Project: The huge populations filling China’s northern megacities have a shortage of the single most necessary resource for life: water. To solve that problem, the Chinese will soon be moving 44.8 billion cubic meters of fresh water each year from the wetter South to the dryer North.

How the Pyramids Were Built (Pyramid Science Part 2!)

Just because something is difficult doesn’t mean it’s impossible. Over the past centuries, archaeologists, historians, and engineers have reconstructed a great deal of the technology and science used to build the Egyptian pyramids. This week we look at ancient Egyptian mathematics, building techniques, tools, and culture to reconstruct the Great Pyramid’s construction.