Researchers used machine learning to identify and understand different fish calls.
As the ancestors of penguins dived deeper, their wings became streamlined for swimming.
Super-slender buildings can make scary noises as they sway, but acoustical consultants say they have solutions.
The findings suggest current theories of how some volcanoes form may be too simple.
The decrease in lightning coincided with a drop in human activities that send aerosols into the atmosphere.
Study suggests the dangerous antibiotic-resistant bacteria known as MRSA first evolved naturally.
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