The call that comes back as a map A bat leaving its roost at dusk emits ultrasound pulses at frequencies between 20 and 200 ...

Accurate patient monitoring is not an optional extra in general practice. It is a fundamental part of the clinical encounter, ...

Haiyang-2E satellite launch marks China’s first step in replacing its aging ocean-monitoring fleet — a generational upgrade ...

Abstract: High pulse repetition frequency incurs range ambiguity in radar systems, which in turn results in clutter suppression performance degradation and parameter estimation ambiguities. To tackle ...