Using common kitchen ingredients such as citric acid and sodium bicarbonate, scientists have created an edible pneumatic ...

China leads in low-cost rotary actuators, but trails Western suppliers in C3-grade roller screws needed for heavy-load, ...

Acoustic metamaterials use nanoscale resonators to manipulate wave propagation in ways not found in nature, enabling highly ...

Abstract: In pulse oximetry, arterial blood pulsations are used to estimate peripheral arterial oxygen saturation (SpO2) using photoplethysmography (PPG). On the contrary, peripheral venous oxygen ...

There are three main types of mechanical switches: clicky, linear, and tactile. Here are examples and sound tests of a ...