The 27.5-million-year cycle of geological activity
Geologic activity on Earth appears to follow a 27.5-million-year cycle, giving the planet a 'pulse,' according to a new study published in the journal Geoscience Frontiers.
Geologic activity on Earth appears to follow a 27.5-million-year cycle, giving the planet a 'pulse,' according to a new study published in the journal Geoscience Frontiers.
Earth Sciences
Jun 18, 2021
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The surface of a material often has properties that are very different from the properties within the material. For example, a non-conducting crystal, which actually exhibits no magnetism, can show magnetisation restricted ...
Condensed Matter
Jun 18, 2021
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The 2018 Nobel Prize in Physics was shared by researchers who pioneered a technique to create ultrashort, yet extremely high-energy laser pulses at the University of Rochester.
Optics & Photonics
Jun 17, 2021
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681
Almost a century ago, Albert Einstein received the Nobel Prize for Physics for his explanation of the photoelectric effect. Published in 1905, Einstein's theory incorporated the idea that light is made up of particles called ...
Optics & Photonics
Jun 17, 2021
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Researchers have created tiny bubbles in high-pressure water via intense focused lasers. Under these conditions, the bubbles expand at supersonic speed and push a shockwave consisting of a spherical shell of highly compressed ...
Optics & Photonics
Jun 9, 2021
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258
The field of ultrafast nonlinear photonics has now become the focus of numerous studies, as it enables a host of applications in advanced on-chip spectroscopy and information processing. The latter in particular requires ...
Optics & Photonics
Jun 9, 2021
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Skoltech researchers used the resources of the university's Zhores supercomputer to study a new method of generating gamma-ray combs for nuclear and X-ray photonics and spectroscopy of new materials. The paper was published ...
Optics & Photonics
Jun 1, 2021
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American writer and humorist Mark Twain, a master of language and noted lecturer, once offered, "The right word may be effective, but no word was ever as effective as a rightly timed pause."
Plants & Animals
May 26, 2021
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Chemical reactions, such as those that occur when charging and discharging a battery, take place primarily on surfaces and at interfaces. While it is very easy to study the macroscopic products of a reaction, it has so far ...
Optics & Photonics
May 20, 2021
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Scientists have used fibre-optic sensing to obtain the most detailed measurements of ice properties ever taken on the Greenland Ice Sheet. Their findings will be used to make more accurate models of the future movement of ...
Environment
May 14, 2021
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476