Clouds played an important role in the history of climate

Were Earth's oceans completely covered by ice during the Cryogenian period, about 700 million years ago, or was there an ice-free belt of open water around the equator where sponges and other forms of life could survive? ...

Water processing: Light helps degrade hormones

Micropollutants in water often are hormones that accumulate in the environment and may have negative impacts on humans and animals. Researchers of Karlsruhe Institute of Technology (KIT) and Leibniz Institute of Surface Engineering ...

Researchers demonstrate enzyme-MOF flow reactor

Enzymes are considered true multi-functional talents. They accelerate many chemical reactions as catalysts. In organisms, they are involved in vital processes. In technology and industry, they can be used as tools of white ...

3D laser nanoprinters become compact

Lasers in conventional laser printers for paper printouts are very small. 3D laser printers for 3-dimensional microstructures and nanostructures, by contrast, have required big and expensive laser systems so far. Researchers ...

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