Hi Tech & Innovation

Small but mighty: Insect-inspired microphones

What can an insect hear? Surprisingly, quite a lot. Though small and simple, their hearing systems are highly efficient. For example, with a membrane only 2 millimeters across, the desert locust can decompose frequencies ...

Engineering

An inkjet printer to produce optical filters and mirrors

Telescopes, light barriers, cameras, laser measurement technology, or smartphones: In many devices and systems, optical filters ensure that light is reflected or transmitted depending on its wavelength. Researchers at Karlsruhe ...

Electronics & Semiconductors

Volcanic spring water helps researchers make plastic electronics

When you think of how to make electronic components, water probably doesn't top your list of raw materials. Nevertheless, in a study recently published in Journal of Water Chemistry and Technology, researchers from the University ...

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