The 5 Hands-Down Best Coffee Shops In Milwaukee, Wisconsin, According To Locals

Milwaukee has an esteemed coffee scene, and these local favorites are worth visiting for their unique charms and delicious ...

Ratio Four review: a minimal hassle, small-batch drip-coffee machine

A super-easy way to brew consistent, fuss-free caffeine hits ...
Nanowerk

Piezoelectric metamaterial replaces hydrophone arrays for underwater sound source detection

A 3D-printed piezoelectric metamaterial uses topology-driven charge transport to locate underwater sound sources from a single compact transducer, replacing bulky hydrophone arrays.
IEEE

Millimeter-Wave Phased Array Antenna with High Gain, Low Grating Lobes, and Fewer Phase Shifters via Overlapped Large-Sized Elements

Abstract: This paper presents a millimeter-wave (mmWave) phased array antenna (PAA) design that reduces the required number of phase shifters while achieving high gain and low grating lobes for both ...
IEEE

The Next Wave: Buoy Arrays for Deterministic Wave Prediction in Real-time

Abstract: This work uses sparse arrays of ocean wave buoys to create a linear reconstruction of the sea surface and provide deterministic wave predictions at a future time and nearby position (i.e., ...
Hackaday

analog computing

The ancient question of whether or not it’s possible to construct a circle with the same area as a given square using only a drawing compass and straightedge was finally answered in 1882, where it was ...