athe recycled ait—including molecules of air exhaled by Ein- stein himself: https://www.youtube.com/watch?v=BybkIysAKe 2. We Are Star Stuff segment (Carl Sagan’s Cosmos) 8 MIN Carl Sagan explains how the elements of life were born in stars, evolved into simple organ- isms, then into us: imtelligent creatures,

roof of the existence of God. Surely God is a complication unnecessary to the explanation of our Universe. The argument is illustrated beautifully in Carl Sagan’s book Contact and the film of the same name. God gets the last laugh in Sagan’s book when the difficulty with Occam’s Razor is brought into sharp focu

ole people’s toenails. . But sensor technology, speech recognition, information searches and so forth are advancing apace. But it’s in deep space -- Carl Sagan’s special arena-—that robots will surely be transformative. During this century the whole solar system will be explored by flotillas of miniaturized p