Why you need to avoid low fat milk and cheese

http://articles.mercola.com/sites/articles/archive/2011/05/21/why-you-need-to-avoid-low-fat-milk-and-cheese.aspx

The Power of Introverts

http://www.scientificamerican.com/article.cfm?id=the-power-of-introverts

The Power of Introverts: A Manifesto for Quiet Brilliance

Author Susan Cain explains the fallacy of "groupwork," and points to research showing that it can reduce creativity and productivity

A Science Quiz

http://pewresearch.org/sciencequiz/

Vitamin D

http://www.grc.com/health/Vitamin-D.htm

The Sugar Hill

http://www.grc.com/health/lowcarb-podcasts.htm

How To Cook Bacon

http://artofmanliness.com/2010/09/20/mastering-man-food-how-to-cook-bacon-properly/

http://crackstation.net

Very interesting read on password hashes, salts and the recent LinkedIn password breach.

and a good sample implementation Password Hashing in PHP

The best shoelace knot

One. Learn to tie your shoelaces properly. Most people use a granny/slip knot and don't even realise it.

Two. A good knot to learn is the "Ian" knot (World's Fastest Shoelace Knot)

Three. The hands-down best-est shoelace knot, guaranteed to hold even the most stubborn shoelaces in place is the Double Slip knot.

Ian's Shoelace Knot

Source: Ian's Shoelace Site.