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Questions tagged [engineering]

Engineering is the discipline, skill, and profession of acquiring and applying scientific, economic, social, and practical knowledge, in order to design and build structures, machines, devices, systems, materials and processes.

11
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1answer
973 views

Is a proposal to build an artificial mountain being seriously considered?

Thijs Zonneveld, a former cyclist, made a joke that a 2,000m high artificial mountain should be created in the Netherlands. Now, the mass media are reporting that it is being seriously considered: ...
18
votes
3answers
2k views

Can you harvest energy from radio transmissions?

This video gives instructions on building a circuit to harvest energy from radio waves in the air using some pretty straightforward circuitry. The creator has another video showing such a circuit ...