Was at one time weekly, but now riddles will be added sporadically.
Interesting. This can be boiled down to the following, which shows that 0.5 = -0.5. The problem is that on one side you pick the positive root, and on the other you pick the negative.0.25 = 0.25(.5)^2 = (-0.5)^20.5 = -0.5
This is very interesting, I've seen some other weird things like this on:http://www.justriddlesandmore.com