by Christian Whitney ~ This is a controversial issue. Many websites on the Internet have articles regarding how best to spot a fraudulent instructor. A...

Our society is becoming more violent. Violent crimes increase daily and yet, our world is more integrated than ever. We travel more, commute from...

Punching and striking speed are tantamount to success in competition and on the street. But throwing a punch too fast, with no control, will...

A karate chop, or shuto strike, is one of the few things in life that offers visceral proof of the power of physics. If you are untrained in the martial arts and you karate chop a brick, you may break a finger or worse. But if you karate chop that brick with the proper force, momentum, and positioning, you’ll break the brick instead. “Amazingly, there are no tricks involved,” says Michael Feld, a physicist at MIT. “What you have here is one of the most efficient human movements ever conceived.”