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

The Arctic ground squirrel survives conditions that would cause irreparable brain damage in almost any other mammal on the ...

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

On 19 January 2026, Europe was treated to a stunning aurora spectacle like a true rarity, with large parts of Europe ...

Those whose livelihoods depend on ice and the fish and microorganisms in the lakes are experiencing havoc wrought by ...

Reduced blood flow to the brain is thought to be a key factor in many forms of dementia, including Alzheimer's, and ...

This article was reviewed by Felix Gussone, MD. Key Takeaways: Cholesterol is a key building block for testosterone. Through ...

"What is good for the heart is good for the brain," one researcher says.

Almost more than half of the world is struggling with hair loss, one of the reasons being the deficiency of certain vitamins ...

Nitric oxide doesn’t get the hype of collagen or NAD+, but it plays a central role in blood flow, energy, and how well the ...

Numerous studies have shown COVID infection ups the risk of heart problems, including heart attacks, strokes, damage to the ...