Don’t be fooled by the gentleness of Tai Chi; it is a devastating art. Its slow practice pace hides the real benefits of this art. […]
Month: June 2009
Twister: Axial rotations and torque
In the 1980s, the roller rink was the favorite pastime for kids, teens, and young adults. One of the themed skates at the rink was […]
Redirected Lever
I dreaded replacing the five-gallon water bottle for the water cooler at the office. The bottle was awkward. It wasn’t too heavy to lift, just […]