As he follows the Solar Impulse 2 on its historic flight around the world, the CEO of one of the project’s partners, Ulrich Spiesshofer, draws similarities between the challenges facing the aircraft and those confronting companies navigating changes in energy consumption, like his.

“We need to make sure that we demonstrate to the world with projects like this that we continue to stretch the limits,” Spiesshofer, the chief executive of ABB, a multinational maker of electricity grids and robots, said during a visit to Washington the other day. “This project is absolutely stretching the limits.” (Read more)