Merrill Edge Advisory Center (investment guidance) and self-directed online investing. MLPF&S is a registered broker- dealer, member SIPC and a wholly owned subsidiary of Bank of America Corporation.
Another claim is that space exploration is a necessity to mankind and that staying on Earth will lead to extinction. Some of the reasons are lack of natural resources, comets, nuclear war, and worldwide epidemic.
What many people don't know, however, are the special sacrifices that had to be made in order to get astronauts up into space at all. The major unsung heroes of space exploration, it turns out, are animals. 1  How Space Shuttles Work.  How Dogs Work.