Some favorite links
American Institute of Aeronautics and Astronautics.
Center for Advanced Aviation System Development.
Federal Aviation Administration.
NASA Human Spaceflight.
www.landings.com
GNU's
Not
Unix: the Free Software Foundation's GNU project.
GNU Manuals Online.
Linux, a free, open-source, multiuser, multitasking operating system kernel.
Maxima: a free, open-source, software package for symbolic and numerical mathematics.
R: a language and environment for statistical computing and graphics.
vi, the text editor:
a tutorial.
The Debian GNU/Linux operating system and software distribution.
The Linux Documentation Project.
Linux From Scratch.
Beyond Linux From Scratch.
Linux Journal.
Linux Weekly News.
Tux.
Charles Spurgeon's Ethernet Web Site.
Internet Standard 1, other standards, and Request for Comments (RFC) documents.
Internet Corporation for Assigned Names and Numbers (ICANN).
The World Wide Web Consortium.
The American Radio Relay League
The Arlington Amateur Radio Club.
The Virginia Amateur Radio Emergency Service (ARES)
Operate a shortwave receiver with your Web browser.
Just the FAQs.
Wikipedia--The Free Encyclopedia
Black holes
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Online OTA publications to which I contributed.