Perovskite solar cells have long been the most exciting “almost there” technology in clean ...

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

Scientists in China have developed a new method to boost efficiency and strength of ...

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

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

New research shows ancient tropical oceans once held more oxygen than cooler regions, reshaping where early life could survive and evolve.

Traditional techniques of converting fossil fuels for heat and power generation and chemical production increase the carbon footprint, harming society and the environment. To mitigate this problem, ...

Microscopic ocean algae produce a huge share of Earth’s oxygen—but they need iron to do it. New field research shows that when iron is scarce, phytoplankton waste energy and photosynthesis falters.

Consistent exercise boosts blood flow among other mind-body benefits.

Chemical looping fluidized bed reactors are an innovative technology for green hydrogen and chemical production. Recently, ...

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