and chaos in global economic affairs， The Armertis II space ship just scored a historical first when it blasted off from a precise earth orbit at a particular point for a particular duration of burn to leave the orbit and proceeded to the farthest point human have traveled from earth somr quarter a million miles away to be captured by the gravity of the moon so that four astronaults can travel and see the far side of the moon never seen before by human eyes and return after circling to earth at a predertermined point off the coast of San Diego California to be picked up safely in two days time with just one boost. Newtons law and large scale digital computation combined to make such precision possible. One never cease to be marveled by the human minds which enables such spectacular feat. In days of war， and future ， an accomplishment of such space feat gives us optimism for the future of human civilization. . https://blog.sciencenet.cn/blog-1565-1529355.html 上一篇：What I can and cannot do at age 92+ 下一篇：Artificial Intelligence: past，imToken官网，imToken官网， daring rescue deep in enemy territory， present，。
