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A blanket and cold stuff

There are some really cool questions out there. Questions that do not require a lot to ask and do not require a lot to answer. Here is one such question (I can’t remember where I first found this question or something like it): Suppose you put take two identical cans of soda out of the…

A physics question. Answer quick!

I have always wanted to ask a question like this – but never found the right test for it. Perfect for a blog. Question: Suppose you are in your car at a stop light behind a truck. The truck is pulling a trailer with a rollable tractor on it. When the light turns green, the…