Video: Even if your carpentry skills aren't much more than having watched a few episodes of Better Homes and Gardens, it's still pretty common knowledge that a drill only works in a straight line. Or does it? Woodshop hacker Izzy Swan created a custom rig that can actually drill a curved hole instead. By welding a drill bit onto the end of a flex shaft attached to a curved rig, Swan's unorthodox creation allows a standard power drill to bore holes through wood that curve in any direction he needs. It's useful for running wires and cables through inside corners of a new home under construction, but also because the idea will melt your brain a little.
How To Drill A Curved Hole
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Amazon is currently experimenting with a pilot program that turns warehouse jobs into a sort of video game, a system the company claims is meant to break up the monotony of the day-to-day tasks required of its workers but has, conveniently, led to competition among employees to outperform their colleagues, according to reports.
Let me start by describing one of the first magic tricks I learned to perform when I was a kid. Here is what the audience sees: I reach into my pocket and reveal a jumbo-sized card depicting the four of spades on one side and the ace of spades on the other side. After mumbling some magic words, I turn the card, and to the audience’s astonishment, the four of spades turns into the six of spades. I turn the card again, and now the ace of spades has turned into the three of spades. This is not the most impressive magic in the world, but it is a wonderful demonstration of how certain principles of perception can be exploited to produce magic tricks. So how is it done?