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  1. Rocket Lab Managed to Catch Returning Booster Using a Helicopter

    May
    17
    2022
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    Rocket Lab has announced the successful launch of its 26th Electron mission, which deployed 34 micro-satellites into low-Earth orbit. The highlight of this launch was the retrieval of the returning booster, as capturing and reusing these components dramatically reduces the cost of these otherwise ultra-expensive operations. Roughly 80% of the rocket’s entire worth is actually […]

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  3. AI Can Spot Defects in Aircraft Rivets by Looking at Video

    May
    09
    2022
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    Article Source: MDPI Rivets play a crucial role in constricting joints on aircraft fuselages and wings, and this has been the case since the early times of aviation. Simply put, aircraft manufacturers cannot use welding for bonding panels together because aluminum isn’t tolerant to heat, riveted joints are stronger, and finally, they are easier to […]

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  4. Nickel Set to Replace Palladium as a Greener and Cheaper Catalyst

    May
    05
    2022
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    Palladium prices have exploded in the past decade, going from $5,300/kg in 2008, to $15,600/kg in 2016, $60,000/kg in 2020, and standing at $75,000 per kg right now. The valuable rare metal has been historically used in catalytic converters of cars, but it’s now also required by hydrogen fuel cell technology, an emerging technology that […]

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  5. U.S. Department of Defense to Build Micro 1 MW Nuclear Reactors

    May
    02
    2022
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    The U.S. Department of Defense, and more specifically, the Strategic Capabilities Office (SCO), has published a press release to inform of the launch of a new program intended to develop a mobile micro-reactor able to deliver 1-5 MW of electrical power for at least three years of continuous operation. SCO will first develop a prototype […]

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  6. Airbus’ High-Voltage Cell to Usher 100% Electric Flying

    Apr
    29
    2022
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    Airbus says the assembly of its first electric-powered aircraft platform is underway, and soon, the first test flight of the EcoPulse demonstrator model will take place. This project was developed in partnership with Daher and Safran, who designed and realized the airframe and hybrid propulsion system, respectively. Airbus has designed the battery, and this is […]

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  7. Siemens Gamesa presents giant new 14 MW wind turbine

    Apr
    19
    2022
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    Siemens Gamesa Renewable Energy has presented a new record-sized offshore wind turbine named the SG 14-236 DD, which features a rotor diameter of 236 meters (774 ft) and a blade length of 115 meters. The new turbine builds upon the previous 222-meters diameter model, but uses the same technology platform so its production can stay […]

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  8. World’s Largest Hydrogen Plant to Power SpaceX Launches

    Apr
    14
    2022
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    US startup Green Hydrogen International (GHI) has unveiled its plans to build the world’s largest green hydrogen plant. The company is planning to build a 60 GW green hydrogen production facility in South Texas.  The project is called Hydrogen City. It will take account of integrated green hydrogen production, storage, and transportation capabilities. The company […]

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  9. GE Aviation Now Offering Metal Additives For Aircraft Engine Repair

    Apr
    13
    2022
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    GE Aviation Engine Services Singapore has become the first entity to offer metal additive technology for aerospace components, including aircraft engines. To put this simply, that would be 3D printed metal parts that are custom-crafted to the specific needs of the repair job and embedded or fitted where needed. The idea is to offer custom […]

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  11. Is The Ongoing Nickel Price Roller-Coaster a Cause for Concern?

    Mar
    24
    2022
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    Nickel is undergoing a wild pricing ride lately, being one of the most heavily affected metals of the market turbulence caused by the Russian invasion of Ukraine and the resulting sanctions and shortages. The region of Krasnoyarsk in Russia is one of the world’s major production hubs of nickel, so closing that supply tap makes […]

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  12. New Laser-Based Welding Promises to Cut Energy Consumption In Construction

    Mar
    22
    2022
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    Researchers at the Fraunhofer Institute in Germany have developed a novel laser-based system that can be used for precision and energy-efficient welding of construction metals. According to their measurements, the energy requirements of their system are roughly 85% lower than that of conventional welding methods, while the result is also typically of a higher quality […]

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  13. “Son of Concorde” is on its way! NASA Tests Its ‘Quiet’ Supersonic Jet

    Mar
    17
    2022
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    Concorde was the world’s first supersonic airliner, it entered service in 1976. But the Concorde aircraft was grounded in 2003, three years after the crash of Air France Flight 4590, in which all passengers and crew were killed. But when Concordes were in action, they would often break the sound barrier. Concorde’s window-rattling sonic booms produced enormous sound energy, […]

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  15. Giant ‘ArcelorMittal’ Steel Plant in Ukraine Shuts Down Amid War Crisis

    Mar
    11
    2022
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    Steelmaking giant ArcelorMittal SA has closed its Ukrainian steel mill on Thursday after facing raw material supply disruptions and increasing risks associated directly with the Russian invasion of the Eastern European country. The company shut down blast furnaces gradually as the supply problems culminated and forced the production to a minimum, but the escalating situation […]

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  16. Scientists Develop Method for Evaluating 3D Printed Metal Quality

    Feb
    28
    2022
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    Scientists at the Nanyang Technological University in Singapore have developed a cost-efficient method to evaluate the quality, physical, and mechanical properties of 3D printed metal parts. This is a very important development for engineers and technicians across all fields, as it could unlock 3D printing technology applications that were previously deemed too risky due to […]

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  17. Scientists Find Way to Produce Hydrogen using Water and Aluminum

    Feb
    25
    2022
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    A team of researchers at UC Santa Cruz have found a cost-effective and practically feasible way to produce clean hydrogen gas by using water, aluminum, and gallium. Aluminum’s high level of reactivity has been known and well documented for many years, but researchers struggled to find an efficient way to put it into the context […]

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  18. Engineers Figured How Fatigue Cracks Grow and What Stops Their Propagation

    Feb
    22
    2022
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    The Cornell Fracture group has published the results of an ongoing study on the formation and propagation of fatigue cracks on metals and claims to have identified the mechanism that causes the cracks to grow. Their paper, titled “Atomic Mechanism of Near Threshold Fatigue Crack Growth in Vacuum,” explains that a molecular dislocation happens near […]

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  19. Doosan Bobcat T7X is the world’s first electric digger

    Feb
    17
    2022
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    Doosan Bobcat has presented a new digger and truck loader model codenamed ‘T7X’, and it’s the world’s first fully-electric excavation equipment. The product was presented during the recent 2022 CES, and it won the “Innovation Award” in the category of vehicle intelligence and transportation. The T7X features a 62-kilowatt lithium-ion battery that can keep the […]

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  20. Why The New Bridge in Genoa is Among The World’s Most Advanced

    Feb
    15
    2022
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    The San Giorgio bridge in Genoa, Italy, may not look like anything extraordinary at first sight, and it’s really nothing special when it comes to design and structural ingenuity, yet it’s considered to stand at the cutting edge of technology in the field. The way through which San Giorgio is pushing the envelope lies in […]

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