On today's episode, Biden signed an executive order that the administration declares is a substantial update of “buy American" legislation.Loon was a Google X R&D project begun in 2011 to use a network of balloons operating in the stratosphere at altitudes as high as 16 miles to create a wireless network with up to 1 Mb per second download speeds. The project was promising enough to be spun off as a separate company in 2018. Now it’s all over, as Alphabet announced that the project and the company will be wound up.General Motors has announced a collaboration with heavy truck maker Navistar International Corporation to create a zero emission long-haul freight transportation systemInterested in watching more episodes of This Week in Engineering? Check them out along with many other series only on Engineering TV.