This quick video demonstrates a clever human-powered device that makes splitting firewood easier by setting an ax into a frame to guide it. Adding a counter weight and a spring allows the log splitter ...

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Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...