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You might have been bending metal paper clips, or even your parents' cutlery. One thing is for certain, the metal you were bending as a child was not steel beams or tubes, and it never had to be strong enough to hold up a stadium roof or a roller coaster. Visit any airport or museum built in the past couple decades and count the number of curved metal structures you find Read More...

Last year I caved in and started sleeping on an air mattress while camping. I guess that is what old age does to a body. I always felt like I would be cheating if I slept on one but now I will never go back. No more rocks or roots sticking in my back. Don't let anyone tell you that an air mattress is for wimps Read More...