Octopuses pump blue blood through three separate hearts, a biological arrangement that depends entirely on copper rather than ...

ARLINGTON, Va.– Red-blooded genealogists take note: The discovery in microbes of two oxygen-packing proteins, the earliest known ancestors to hemoglobin, brings scientists closer to identifying the ...

The evaluation of new drugs designed to treat specific anemias should include a thorough understanding of underlying pathophysiology, with a focus on enhancing oxygen transport. In this concise review ...

A study of people living on the Tibetan Plateau suggests that human evolution is still occurring today. Researchers examined ...