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Tsunami

A tsunami is a series of waves generated when water in a lake or the sea is rapidly displaced on a massive scale.

Note: The above text is excerpted from the Wikipedia article "Tsunami", which has been released under the GNU Free Documentation License.

For more information, see the following related content on ScienceDaily:

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The Science of Tsunamis

June 21, 2021 — The word 'tsunami' brings immediately to mind the havoc that can be wrought by these uniquely powerful waves. The tsunamis we hear about most often are caused by undersea earthquakes, and ...

Creating a Tsunami Early Warning System Using Artificial Intelligence

Apr. 25, 2023 — Researchers develop an early warning system that combines acoustic technology with AI to immediately classify earthquakes and determine potential tsunami risk. They propose using underwater ...

Tsunamis’ Magnetic Fields Are Detectable Before Sea Level Change

Dec. 21, 2021 — A new study finds the magnetic field generated by a tsunami can be detected a few minutes earlier than changes in sea level and could improve warnings of these giant ...

Earthquake Depth Impacts Potential Tsunami Threat

Dec. 17, 2021 — Earthquakes of similar magnitude can cause tsunamis of greatly varying sizes. This commonly observed, but not well-understood phenomenon has hindered reliable warnings of local tsunamis. This ...

Scientists Provide Explanation for Exceptional Tonga Tsunami

June 13, 2022 — Scientists say they have identified the exact mechanism responsible for the exceptional tsunami that spread quickly across the world after the colossal eruption of the Tonga volcano earlier this ...

Hidden Magnitude-8.2 Earthquake Source of Mysterious 2021 Global Tsunami

Feb. 8, 2022 — Scientists have uncovered the source of a mysterious 2021 tsunami that sent waves around the globe. In August 2021, a magnitude 7.5 earthquake hit near the South Sandwich Islands, creating a tsunami ...

Wave Created by Tonga Volcano Eruption Reached 90 Meters -- Nine Times Taller Than 2011 Japan Tsunami

Aug. 19, 2022 — New research reveals more about the magnitude of January eruption, as researchers call for better preparedness The eruption of the Hunga Tonga-Hunga Ha'apai volcano in January created an initial ...

Previously Unrecorded Chilean Tsunami Identified

Dec. 9, 2021 — A large earthquake off the coast of south-central Chile in 1737 may have caused a substantial tsunami that was absent from historical records. Historical records are used to predict how often ...

Edge Waves, Continental Shelf Fueled the 2021 Acapulco Bay Tsunami

Sep. 27, 2022 — Trapped inside the shoreline of a bay, the resonant interactions of a tsunami with regular waves can prolong the tsunami disturbance. For the 2021 magnitude 7 Acapulco, Mexico earthquake and tsunami, ...

New Analysis of Tsunami Deposits Paints a Clearer Picture of Sanriku's Past

Feb. 3, 2022 — The Sanriku Coast - which includes present day Iwate and parts of Aomori and Miyagi - has been prone to tsunamis throughout its history. Analyses of tsunami deposits along the coast, however, ...

Earth & Climate News

December 6, 2023

More Than a Meteorite: New Clues About the Demise of Dinosaurs

Dec. 4, 2023 — What wiped out the dinosaurs? A meteorite plummeting to Earth is only part of the story, a new study suggests. Climate change triggered by massive volcanic eruptions may have ultimately set the stage for the dinosaur extinction, challenging the ...

'Cooling Glass' Blasts Building Heat Into Space

Nov. 13, 2023 — Researchers aiming to combat rising global temperatures have developed a new 'cooling glass' that can turn down the heat indoors without electricity by drawing on the cold depths of space. The new technology, a microporous glass coating, can lower ...

Found at Last: Bizarre, Egg-Laying Mammal Finally Rediscovered After 60 Years

Nov. 9, 2023 — A long-beaked echidna named after Sir David Attenborough and last seen by scientists in 1961 has been photographed for the first time in an Indonesian tropical forest. An international team of ...

Greenland's Glacier Retreat Rate Has Doubled Over Past Two Decades

Nov. 9, 2023 — A new study documents how Greenland's peripheral glaciers have changed from 1890 to 2022. Using satellite images and a unique archive of historical aerial photos, researchers documented changes in the lengths of more than 1,000 of the country's ...

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Artificial Light Is Luring Birds to Cities and Sometimes to Their Deaths

Dec. 4, 2023 — Scientists used weather radar data to map bird stopover density in the United States and found that artificial light is a top indicator of where birds will land. City lights lure birds into what can ...

Researchers Develop Grassroots Framework for Managing Environmental Commons

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Dec. 6, 2023 — Tropical coral reefs are among our most spectacular ecosystems, yet a rapidly warming planet threatens the future survival of many reefs. However, ...

Climate Change Shown to Cause Methane to Be Released from the Deep Ocean

Dec. 6, 2023 — New research has shown that fire-ice -- frozen methane which is trapped as a solid under our oceans -- is vulnerable to melting due to climate change and could be released into the ...

Greenhouse Gases in Oceans Are Altered by Climate Change Impact on Microbes

Dec. 6, 2023 — The ocean is a global life-support system, and climate change causes such as ocean warming, acidification, deoxygenation, and nitrogen-deposition alter the delicate microbial population in oceans. ...

Wildfires Have Erased Two Decades' Worth of Air Quality Gains in Western United States

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Dec. 1, 2023 — Research suggests that Paleolithic humans in the Middle East selected flint for their cutting tools based on differences in the mechanical properties ...

Plant Nurseries Are Exacerbating the Climate-Driven Spread of 80% of Invasive Species

Dec. 5, 2023 — Researchers have provided detailed maps of how 144 common invasive plants species will react to 2° Celsius of climate change in the eastern U.S., as ...

Three Decades of Data in Bangladesh Show Elevated Risk of Infant Mortality In Flood-Prone Areas

Dec. 5, 2023 — A new study estimates 152,753 excess infant deaths were attributable to living in flood-prone areas in Bangladesh over the past 30 years. The ...

Using AI to Find Microplastics

Dec. 5, 2023 — An interdisciplinary research team is using artificial intelligence (AI) to identify microplastics faster and more accurately than ever ...