News tagged with concentration

Image: Pilanesberg, South Africa

The circular structure dominating this Sentinel-2 image is Pilanesberg, the result of geological activity over more than a billion years. Once a massive volcanic complex towering over 7000 m tall, millions of years of erosion ...

dateJul 14, 2017 in Earth Sciences
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Bacteria never swim alone

Many animal species display flocking behaviour, but the fact that microorganisms do is not as well known. Researchers at Lund University in Sweden have now shown that algae and bacteria form flocks at very low concentrations ...

dateJul 14, 2017 in General Physics
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Falling sea level caused volcanos to overflow

Throughout the last 800,000 years, Antarctic temperatures and atmospheric carbon dioxide concentrations have showed a similar evolution. However, they were different during the transition to the last ice age—approximately ...

dateJul 07, 2017 in Earth Sciences
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Tackling iron and zinc deficiencies with 'better' bread

The health effects of zinc and iron deficiencies can be devastating, particularly in developing countries. One strategy for addressing this problem involves fertilizing crops with the micronutrients. But no one has yet figured ...

dateJun 28, 2017 in Other
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Tracking methane with robust laser technology

Heatwaves in the Arctic, longer periods of vegetation in Europe, severe floods in West Africa – starting in 2021, scientists want to explore the emissions of the greenhouse gas methane with the German-French satellite MERLIN. ...

dateJun 19, 2017 in Engineering
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Growth mechanism of fungi decoded

Fungi grow with tubular cells extending by kilometers. Growth takes place exclusively at the tip. Researchers of Karlsruhe Institute of Technology (KIT) have now found out how this works: Construction materials are transported ...

dateJun 08, 2017 in Biotechnology
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