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 ...

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

Until now, it has been difficult to maintain retinal ganglion cells deep inside organoids over extended periods. The supply ...

In high enough doses, hydrogen cyanide can kill an adult human in minutes, but the chemical may be the reason why we’re here ...

Until now, it has been difficult to maintain retinal ganglion cells deep inside organoids over extended periods. The supply ...

The continuing sequence of disasters in the Himalayas is a non-negotiable lesson in earth system science and a loud reminder ...

Scientists have uncovered a surprising reason why some chronic wounds refuse to heal, even when treated with antibiotics. A ...

There are more ways to get iron than a bloody steak. Experts share the why we need the mineral and the best iron-rich foods ...