UK study shows seal singing 'Twinkle, Twinkle, Little Star'

Researchers in Scotland say gray seals can copy the sounds of human words and songs including "Twinkle, Twinkle, Little Star."

* This article was originally published here

Pressure difference and vortex flow of blood in heart chambers may signal heart dysfunction

Japanese scientists at Tokyo University of Agriculture and Technology (TUAT), Teikyo University of Science, and Juntendo University have found—in animal studies—a close relationship between vortex flow and pressure differences in the ventricles, or lower chambers, of the heart. The new information could inform the development of new markers for cardiovascular dysfunction that can lead to heart failure.

* This article was originally published here