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

In the Arizona desert, a vast glass structure sits far from cities and farmland. It was built to test an idea that once ...

Readers warn that the current rate of regeneration is not sufficient to prevent serious damage caused by heart attacks. Still ...

Navigating the world is no mean feat, especially when the world pushes back. For instance, airflow hitting a fly on its right ...

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

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 ...

A new study explains how birds maintain sharp eyesight despite their retinas lacking blood vessels, finally resolving a ...

“Marine ecologists have focused on competitive and predatory interactions while neglecting positive interactions," said ...

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

Across the United States, the brutal math of organ failure has barely budged for decades: demand keeps rising while supply stays painfully finite. Now a wave of 3D bioprinting breakthroughs is turning ...

Breathing in air pollution and smog like ozone and PM2.5 harms nearly every major system in the human body. But is enough ...

SGS's technical team conducted rigorous simulations of uphill climbing and cycling, systematically evaluating key ...