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

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

This article was reviewed by Felix Gussone, MD. Key Takeaways: Testosterone does more than drive puberty. It influences drive ...

Heart diseases are rising due to unhealthy lifestyles, stress, poor diet, inactivity, and smoking. Adopting healthy habits ...

Environmental advocates warn mass fish deaths risk becoming "the new normal" ...

When the cabin pressure suddenly drops, generally due to damage to the seal that keeps the cabin airtight, oxygen masks drop.

The breath you just took contains about 21 percent oxygen. But if you were in a chamber with no influx of fresh air, the oxygen level would slowly diminish. If it got to about 15 percent, you’d feel a ...

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

Asthma may not be driven by the molecules scientists have blamed for decades. Researchers have identified “pseudo leukotrienes,” inflammation-triggering compounds formed by uncontrolled free-radical ...

Sleep apnoea is a disorder where your breathing stops and starts while you sleep with serious health implications - but how ...

A scary incident for parents and their children staying at a hotel in Canmore, Alta. this weekend, when a chlorine leak in ...