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Underwater explosion

An underwater explosion, also known as an UNDEX, is an explosion beneath the surface of water.

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

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

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Hydroacoustic Signals Help Study Impacts of Underwater Explosions Off French Coast

Nov. 28, 2022 — A study of hydroacoustic, acoustic and seismic waves from underwater explosions off the French coast could help guide the disposal of unexploded World War II ordnance (UXO) in those waters, according ...

'Beach Ball' Representations Calculated for US Underground Nuclear Tests Can Aid Monitoring

Sep. 21, 2021 — Researchers have calculated moment tensors for 130 underground nuclear and 10 chemical test explosions that took place at the Nevada National Security test ...

New Method Can Improve Explosion Detection

July 22, 2022 — Computers can be trained to better detect distant nuclear detonations, chemical blasts and volcano eruptions by learning from artificial explosion signals, according to a new ...

Sizzling Sound of Deep-Frying Reveals Complex Physics

June 7, 2022 — Researchers carefully studied bubbles that form when water droplets come into contact with heated cooking oil and found that the type and number of bubbles formed depends on the amount of water ...

The Blast That Shook the Ionosphere

Mar. 17, 2021 — A 2020 explosion in Lebanon's port city of Beirut led to a southward-bound, high-velocity atmospheric wave that rivaled ones generated by volcanic ...

Seismic Coda Used to Locate and Define Damage from Explosions

Apr. 6, 2021 — Comparison of coda waves, the scattered waves that arrive after the direct waves of a seismic event, can be used to determine the relative locations of two underground explosions, according to a new ...

Ground and Satellite Observations Map Building Damage After Beirut Explosion

Apr. 22, 2021 — Days after the 4 August 2020 massive explosion at the port of Beirut in Lebanon, researchers were on the ground mapping the impacts of the explosion in the port and surrounding city. The goal was to ...

Drones Show Promise in Speeding Up Communication With Underwater Robots for Ocean Surveys

Oct. 29, 2021 — Researchers have investigated the performance capability of unmanned aerial vehicles (UAVs) as a communication platform with autonomous underwater vehicles (AUVs) for ocean and seafloor monitoring ...

Cosmic Particle Accelerator at Its Limit

Mar. 10, 2022 — With the help of special telescopes, researchers have observed a cosmic particle accelerator as never before. Observations made with the gamma ray observatory H.E.S.S. in Namibia show for the first ...

New Single-Photon Raman Lidar Can Monitor for Underwater Oil Leaks

June 29, 2023 — Researchers report a new single-photon Raman lidar system that operates underwater and can remotely distinguish various substances. They also show that the new system can detect the thickness of the ...

Matter & Energy News

December 8, 2023

Ancient Stars Made Extraordinarily Heavy Elements

Dec. 7, 2023 — How heavy can an element be? An international team of researchers has found that ancient stars were capable of producing elements with atomic masses greater than 260, heavier than any element on the periodic table found naturally on Earth. The ...

Printed Robots With Bones, Ligaments, and Tendons

Nov. 15, 2023 — For the first time, researchers have succeeded in printing a robotic hand with bones, ligaments and tendons made of different polymers using a new laser scanning technique. The new technology makes it possible to 3D print special plastics with ...

'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 ...

Photonics Team Develops High-Performance Ultrafast Lasers That Fit on a Fingertip

Nov. 9, 2023 — Scientists demonstrate a novel approach for creating high-performance ultrafast lasers on nanophotonic chips. The new advance will enable pocket-sized devices that can perform detailed GPS-free ...

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Veins of Bacteria Could Form a Self-Healing System for Concrete Infrastructure

Dec. 8, 2023 — In hopes of producing concrete structures that can repair their cracks, researchers are putting a new twist on an old trick for improving the ...

Immersive VR Goggles for Mice Unlock New Potential for Brain Science

Dec. 8, 2023 — New miniature virtual reality (VR) goggles provide more immersive experiences for mice living in laboratory settings. By more faithfully simulating natural environments, the researchers can more ...

Revealing the Landscape of Software as a Medical Device Industry

Dec. 7, 2023 — There has been a surge in academic and business interest in software as a medical device (SaMD). It enables medical professionals to streamline existing medical practices and make innovative medical ...

Using Machine Learning to Monitor Driver 'Workload' Could Help Improve Road Safety

Dec. 7, 2023 — Researchers have developed an adaptable algorithm that could improve road safety by predicting when drivers are able to safely interact with ...

Magnetization by Laser Pulse

Dec. 7, 2023 — To magnetize an iron nail, one simply has to stroke its surface several times with a bar magnet. Yet, there is a much more unusual method: A team has discovered some time ago that a certain iron ...

Polaritons Open Up a New Lane on the Semiconductor Highway

Dec. 7, 2023 — On the highway of heat transfer, thermal energy is moved by way of quantum particles called phonons. But at the nanoscale of today's most cutting-edge semiconductors, those phonons don't remove ...

North Korea and Beyond: AI-Powered Satellite Analysis Reveals the Unseen Economic Landscape of Underdeveloped Nations?

Dec. 7, 2023 — A joint research team in computer science, economics, and geography has developed an artificial intelligence (AI) technology to measure grid-level ...

Training Algorithm Breaks Barriers to Deep Physical Neural Networks

Dec. 7, 2023 — Researchers have developed an algorithm to train an analog neural network just as accurately as a digital one, enabling the development of more efficient alternatives to power-hungry deep learning ...

Soundwaves Harden 3D-Printed Treatments in Deep Tissues

Dec. 7, 2023 — Engineers have developed a bio-compatible ink that solidifies into different 3D shapes and structures by absorbing ultrasound waves. Because the material responds to sound waves rather than light, ...

Catalyst for Electronically Controlled C--H Functionalization

Dec. 7, 2023 — Scientists chipping away at one of the great challenges of metal-catalyzed C--H functionalization with a new method that uses a cobalt catalyst to differentiate between bonds in fluoroarenes, ...