Oxygen shaped the evolution of the eye
Convergent origins of new mechanisms to supply oxygen to the retina were directly linked to concurrent enhancements in the functional anatomy of the eye.
Convergent origins of new mechanisms to supply oxygen to the retina were directly linked to concurrent enhancements in the functional anatomy of the eye.
Evolution
Dec 10, 2019
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148
No more than 540 million years ago there was a huge boom in the diversity of animals on Earth. The first larger animals evolved in what is today known as the Cambrian explosion. In the time that followed, the animals evolved ...
Earth Sciences
Sep 10, 2019
3
290
Geologists have dubbed Earth's middle age the "boring billion." Occurring some 1,800 to 800 million years ago, it has long been considered a period when little happened on Earth in terms of biological evolution, climate, ...
Earth Sciences
Jul 26, 2019
7
99
The oxygen evolution reaction (OER) with sluggish reaction kinetics and large over-potential is the severe reaction in water splitting that seems promising for energy storage and conversion. However, it is still the bottleneck ...
Materials Science
Jun 27, 2019
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0
Hydrogen fuel is clean, renewable and of high efficiency. Water electrolysis is an ideal way to produce hydrogen, yet it requires active and stable catalysts that make this process more efficient and cheaper. Without suitable ...
Materials Science
Mar 22, 2019
0
7
Electricity can be generated by renewable sources such as sunlight and wind, then used to split water, which makes hydrogen as a fuel for emerging energy devices such as fuel cells. Because hydrogen is a clean fuel, researchers ...
Materials Science
Feb 28, 2019
4
427
A new study of modern sea sponges is beginning to tell us how early life forms such as sea sponges found ways to survive in extreme environments prior to the evolution of modern life and the oxygenation of Earth's oceans ...
Plants & Animals
Dec 11, 2018
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3
In the search for highly active and inexpensive electrocatalysts, two reactions pose a particular challenge: the oxygen reduction reaction (ORR) and the oxygen evolution reaction (OER). Both are important for the development ...
Materials Science
Oct 17, 2018
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9
In the photoelectric effect, a photon ejects an electron from a material. Researchers at ETH have now used attosecond laser pulses to measure the time evolution of this effect in molecules. From their results they can deduce ...
Optics & Photonics
Jun 22, 2018
1
917
A porous cerium-based coating boosts the durability of oxygen-forming catalysts while maintaining their inherent water-splitting activity.
Materials Science
Apr 18, 2018
0
19