A team of scientists, including several from the Smithsonian Institution, discovered that leaves of flowering plants in the world's first rainforests had more veins per unit area than leaves ever had before. They suggest ...
Plants & Animals
May 3, 2011
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(PhysOrg.com) -- MRI images of water flow through a constricted microfluidic channel with the XZ axis on the left and the YZ axis on the right. Note that fast moving components directly aligned with the constricted region ...
Analytical Chemistry
Oct 7, 2010
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(PhysOrg.com) -- Everyone is looking for alternative forms of energy, and one company proposes to generate electricity from the flow of the river Mississippi in the US, without using dams to control the water flow.
As municipalities across the United States reduce their dependence on groundwater sources to mitigate environmental impacts like subsidence and flooding, there is a growing need for better purification processes to keep contaminants ...
Other
Apr 21, 2009
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Traditional techniques for observing fish behavior, largely dependent on vision-based systems, face substantial limitations, such as a confined range of observation and a limited duration of operation underwater. In response ...
Ecology
Apr 10, 2024
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52
A method based on CT (computed tomography)—a type of imaging that is widely used in hospitals—can help improve our understanding of CO2 storage, batteries, and processes in the body such as nutrient uptake.
Soft Matter
Apr 9, 2024
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21
The period that liquid water was present on the surface of Mars may have been shorter than previously thought. Channel landforms called gullies, previously thought to be formed exclusively by liquid water, can also be formed ...
Planetary Sciences
Mar 14, 2024
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7
Climate change is disrupting the seasonal flow of rivers in the far northern latitudes of America, Russia and Europe and is posing a threat to water security and ecosystems, according to research published in Science.
Earth Sciences
Feb 29, 2024
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79
A research team led by Prof. Dr. Yang Yong from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has revealed a remarkable quantum tunneling phenomenon across double potential barriers. They found ...
Quantum Physics
Feb 29, 2024
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36
It is a well-known fact that water is the key to life on Earth. But it is less well known that only about 1% of all water on the planet is fresh water available to humans, plants or land-based animals.
Earth Sciences
Nov 3, 2023
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