Observations and Musings of a Retired Scientist and Humanist

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Essays and Commentary on Science and Mathematics

Understanding the Impossibly HUGE

Huge numbers, such as the national debt, Bill Gates' net worth, and the size of the universe are more easily visualized if explained in terms of every-day objects familiar to all.

Alternative Approach to Human Mars Mission

It may be possible to establish a permanent human presence and science research station on Mars by 2028 using present technology and hardware. Here's how...