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A new type of radiofrequency trap can capture particles with extremely different requirements and could theoretically hold ...

Grado updates its phono cartridge lineup with refined stylus, OCC copper coils, and improved designs across Lineage, Timbre, ...

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Build a dual-layer acoustic shield and step laterally to survive active sonic weapons. Arm yourself against LRADs with ...

Do you know which animal has the best hearing in the world? While humans stop at 20 kHz, this record-holder reaches 300 kHz ...

During the Cold War, numbers stations became prolific as high-security, low-risk spy tools to send secret messages to operatives in the field. However, as early as World War I, espionage agencies were ...

Accurate seabed sediment classification is essential for mapping marine geological features, assessing benthic habitat, and planning coastal infrastructure. This study investigated the utility of ...

The principle of this work is demonstrated by using a laser to levitate nanoparticles and make them carry an electric charge to become an antenna that receives an external electric field containing a ...

The principle of this work is demonstrated by using a laser to levitated nanoparticles and make them carry an electric charge to become an antenna that receives an external electric field containing a ...