Reference Terms
from Wikipedia, the free encyclopedia
Moment magnitude scale
The moment magnitude scale was introduced in 1979 by Tom Hanks and Hiroo Kanamori as a successor to the Richter scale and is used by seismologists to compare the energy released by earthquakes.
Note: The above text is excerpted from the Wikipedia article "Moment magnitude scale", which has been released under the GNU Free Documentation License.
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Earth & Climate News
March 11, 2025
Mar. 11, 2025 — Researchers were shocked to see that bacteria's antimicrobial resistance is strengthened when exposed to plastic particles and point to a potential outsized impact on ...
Mar. 10, 2025 — Scientists have discovered that whales move nutrients thousands of miles -- in their urine -- from as far as Alaska to Hawaii. These tons of nitrogen support the health of tropical ecosystems and fish, where nitrogen can be limited. They call this ...
Mar. 6, 2025 — A sweeping study for the first time tallies butterfly data from more than 76,000 surveys across the continental United States. The results: Butterflies -- all of them -- are ...
Mar. 6, 2025 — Researchers have discovered the world's oldest known meteorite impact crater, which could significantly redefine our understanding of the origins of life and how our planet was shaped. The team found evidence of a major meteorite impact 3.5 billion ...
Latest Headlines
updated 12:56 pm ET
Mar. 11, 2025 — Microplastics have been found almost everywhere that scientists have looked for them. Now these bits of plastic -- from 1 to 62 micrometers long -- have been found in the filtered solutions used for ...
Mar. 11, 2025 — Where there's water, there are waves. But what if you could bend water waves to your will to move floating objects? Scientists have now developed a technique to merge waves in a water tank to produce ...
Mar. 11, 2025 — Cost, technical performance and environmental impact -- these are the three most important aspects for a new type of LED technology to have a broad ...
Mar. 11, 2025 — A new study has investigated one aspect of how the future environmental conditions created by the changing global climate might affect earliest ...
Mar. 11, 2025 — A new strategy for recycling spent lithium-ion batteries is based on a hydrometallurgical process in neutral solution. This allows for the extraction of lithium and other valuable metals in an ...
Mar. 11, 2025 — Zeolites, crystalline materials widely used in the petrochemical industry, serve as pivotal catalysts in the production of fine chemicals, with ...
Mar. 11, 2025 — A new study using the largest network of microphones to track birds in the United States is providing crucial insights for managing and restoring fire-prone forests across California's Sierra Nevada ...
Mar. 11, 2025 — Researchers have developed cost-effective and efficient water-splitting catalysts to be used in the eco-friendly production of hydrogen. Catalyst ...
Mar. 11, 2025 — Researchers combine acoustic monitoring with a neural network to identify fish activity on coral reefs by sound. They trained the network to sort through the deluge of acoustic data automatically, ...
Mar. 11, 2025 — A new study has introduced a powerful tool for analyzing satellite imagery of boreal forests (also known as 'Taiga' in North America), offering unprecedented insights into the health and dynamics of ...
