Miscellaneous
Lehr, 1985, Let There Be Stoning - an inspiring article about scienific presentations
Accuracy and precision (Wikipedia)
Measurements and uncertainties (av8n.com)
The Science of Scientific Writing, Gopen and Swan, 1990
Significant figure rules for arithmetic functions
Dr. Bookspan: how to fix your own neck pain - a tremendous page that tells you how to sit and stand to avoid neck and back pain