Imagine a satellite, floating in space. How would you measure its voltage? Yes, it probably has a non-zero voltage, a consequence of geospatial electric fields and ion and electron currents. The ...

You can measure objects on an iPhone using Apple's Measure app. The app is free and works with specific versions of the iPhone, iPad, and iPod. You may be able to ...

Researchers in Europe have developed a technique for obtaining accurate laser-based measurements of objects hidden behind complex scattering structures. They say that their mathematical formula, which ...

Specialised Imaging Ltd. (www.specialised-imaging.com) has announced the development of a novel technique that allows engineers, for the first time, to correlate high-speed video data with 3D ...

THE measurement of the optical thickness of biological objects, such as cells, in the living state can yield a value for the dry weight of the object 1,2. Such measurements, however, are difficult to ...

Students have experienced the measurement of weight such as at the time of physical health check-ups to measure their body weight. We should remind them of such experiences to introduce the concept of ...