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.

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

Behind acts of road rage or incivility are a desperate need to matter to other people, says Jennifer Breheny Wallace in her ...

This unexpected ability opens the door for scientists to stimulate cellular mitosis and improve heart function after an ...

A new study into how different parts of memory work in the brain has shown that the same brain areas are involved in ...

Picture a mammal that can deliberately shut down most of its brain functions for most of the year, then wake up in the spring ...

Bird retinas survive without oxygen by burning sugar scientists solve 300 year mystery that could help treat human strokes.

For decades, patients with inflammatory bowel disease have reported a familiar and frustrating pattern: periods of intense stress are often followed by worsening symptoms or full-blown disease flares.

New evidence reveals adult human hearts can regrow muscle cells after myocardial infarction, opening new possibilities for ...

A newly developed imaging method blends ultrasound and photoacoustics to capture both tissue structure and blood-vessel function in 3D.

A surprising new brain study suggests that remembering life events and recalling facts may rely on the same neural machinery.