Neural tissue normally dies quickly without oxygen. Yet bird retinas—among the most energy-demanding tissues in the animal ...

The discovery fundamentally changes the understanding of a structure in the avian eye that has been misinterpreted for centuries.

Breathing in additional oxygen improves the function of blood vessels in the brains of people with chronic obstructive pulmonary disease (COPD), according to recent research. Breathing in additional ...

Please provide your email address to receive an email when new articles are posted on . Amir Hadanny, MD, chief researcher and head of global clinical operations for Aviv Clinics and certified ...

Biologists have finally solved a centuries-old mystery regarding how birds maintain sharp eyesight despite ...

Blocking a specific enzyme and putting more oxygen through the spinal cord produces better blood flow, ultimately improving motor function such as walking, neuroscientists have found. A new discovery ...