What did a vulture-bone flute sound like inside a cave? How about singing inside a tomb? Researchers are bringing ancient ...

Frequency response analysis (FRA) is a widely used fault diagnosis approach for transformer windings. However, its application to on-board transformers in high-speed trains faces challenges because ...

Abstract: Sonar detection of small undersea targets remains challenging owing to the weak target echo and substantial seabed reverberation interference. Dolphins possess a sophisticated biological ...