The relationship between active areas and boundaries with energy input in snapping shells
New research looks at how the geometry of shells relates to the energy input required to actuate snap-through instability.
New research looks at how the geometry of shells relates to the energy input required to actuate snap-through instability.
General Physics
Apr 5, 2022
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3
In 2006, the Cassini spacecraft recorded geyser curtains shooting forth from "tiger stripe" fissures near the south pole of Saturn's moon Enceladus—sometimes as much as 200 kilograms of water per second. A new study suggests ...
Astronomy
Mar 22, 2022
3
1615
A research team led by Prof. Liu Baozhong from the Institute of Oceanology of the Chinese Academy of Sciences (IOCAS) revealed that cytoskeletal molecules (actomyosin) play a key role in the early shell formation of the patellogastropod ...
Plants & Animals
Mar 21, 2022
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84
Continents reconfigure, oceans shift, and ice sheets thicken and thaw, but for the past 95 million years Earth's engine for distributing ocean heat has remained remarkably consistent.
Environment
Mar 8, 2022
21
278
Mummification of the dead probably was more common in prehistory than previously known. This discovery was made at the hunter-gatherer burial sites in the Sado Valley in Portugal, dating to 8,000 years ago. A new study, headed ...
Archaeology
Mar 3, 2022
5
699
Mollusk shells at 4,000-year-old Native American shell ring villages indicate that environmental change may have driven the formation and abandonment of these coastal communities, according to a study by Carey Garland and ...
Archaeology
Mar 2, 2022
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62
Nanoparticles are important in many disciplines because their high surface area compared with their volume gives them interesting properties. Continued development of analytical methods for nanoparticles is therefore crucial. ...
Nanophysics
Mar 1, 2022
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52
Most metal alloys are prone to corrosion, which costs hundreds of billions of dollars of damage annually in the U.S. alone. Accurately predicting corrosion rates is a long-standing goal of corrosion science, but these rates ...
Materials Science
Feb 24, 2022
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138
Cornell chemists have discovered a class of nonprecious metal derivatives that can catalyze fuel cell reactions about as well as platinum, at a fraction of the cost.
Materials Science
Feb 3, 2022
3
539
Shrimp shells, plant extracts and recycled plastic have helped KAUST researchers to build a sustainable thin-film composite membrane that could replace conventional membranes whose environmental toll is greater.
Materials Science
Jan 27, 2022
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20