Mechanical engineering is the branch of engineering that deals with moving machines and their components. A central principle of mechanical engineering is the control of energy: transferring it ...

The RIBA drawing collection includes almost one million architectural drawings from sketches and preliminary designs to presentation and technical drawings. The collection focuses on British ...

Esophageal dilation can be done during an endoscopy while you are sedated ... Esophageal dilation is a procedure that stretches narrow parts of the esophagus called strictures. This procedure can help ...

What is "Simon"? A very simple model, mechanical brain — the smallest complete mechanical brain in existence. The machine was conceived by Edmund C. Berkeley, president of E.C. Berkeley and Associates ...

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