A degree of freedom is the number of directions in which something is free to move. You may be thinking of the three directions, but in this case you would be thinking wrong. The maximum number of degrees of freedom of a rigid body is six.
Things get more brittle when they get cold. But why?
Does HEMA gear really wear out? You may be surprised to hear the answer isn’t necessarily yes…
A colloquialism associated with generating power is “it’s all in the hips”, but this is a little bit misleading, as the hips themselves aren’t really the source of the power.
That’s right, you heard me. Geometry forbids keeping your edge in line while the tip is below the hands.
I know it sounds ridiculous, but I have come across someone who thought they could bat a cut out of the way by hitting the backside of the blade with their hand…
It was the first two words that got you hooked, right?
The short answer to everything is always F = ma. For the longer answer, read the article.
“If you know the enemy and know yourself, you need not fear the result of a hundred battles.” Maybe this quote from the Art of War might not be the most applicable excerpt, but regardless you could always stand to learn a bit.
Not too long ago I published the article “Accelerating the Wrist in a Cut – It Doesn’t Work!”. A few valid questions were raised, and they deserve answers.
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