The invention of the wheel and the plow don't easily fit that description, and the Internet, it turns out, often subverts autocratic power. (religion-online.org)
The invention of the wheel was so challenging that it probably happened only once, in one place. (scientificamerican.com)
Because first, it will help us debunk some ugly myths about both lifting and cardio routines and set the record straight, and second, we'll get to describe in detail why resistance training is the second greatest idea in the world after the invention of the wheel. (fitnessandpower.com)