This is a new book that looks very interesting - it can be viewed on amazon.com.
Internet, Mail, and Mixed-Mode Surveys: The Tailored Design Method (Hardcover)by Don A. Dillman (Author), Jolene D. Smyth (Author), Leah Melani Christian (Author)Hardcover: 500 pages Publisher: Wiley; 3 edition (October 12, 2008)
Here’s how orbital dynamics wizardry helped save NASA’s next Mars mission
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Blue Origin is counting down to launch of its second New Glenn rocket
Sunday.
13 hours ago

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