分类: technology

  • China completes construction of world’s first wind-powered underwater data center

    China completes construction of world’s first wind-powered underwater data center

    In a groundbreaking achievement for sustainable technology, China has successfully completed the construction of the world’s first wind-powered underwater data center (UDC) in Shanghai. This innovative project, located in the Lin-gang Special Area of the China (Shanghai) Pilot Free Trade Zone, represents a significant leap forward in the integration of renewable energy and computing infrastructure. With an investment of 1.6 billion yuan (approximately $226 million), the UDC boasts a total power capacity of 24 megawatts. Unlike traditional land-based data centers, this facility is designed to utilize over 95% green electricity, drastically reducing power consumption by 22.8% and eliminating water and land use by 100% and over 90%, respectively. The completion of this project not only sets a new benchmark for green computing but also demonstrates the potential for offshore wind power to support large-scale, low-carbon data processing. This development is expected to inspire further advancements in sustainable technology and renewable energy integration globally.

  • World’s fastest high-speed train blazes to 453 km/h in pre-service trials

    World’s fastest high-speed train blazes to 453 km/h in pre-service trials

    China has achieved a groundbreaking milestone in high-speed rail technology with its CR450 bullet train, which reached an astonishing speed of 453 kilometers per hour during pre-service trials. This achievement solidifies the CR450’s position as the world’s fastest high-speed train, surpassing its predecessor, the CR400, which operates at 350 km/h. The trials are being conducted on the high-speed rail line connecting Shanghai and Chengdu, as reported by Science and Technology Daily. The CR450 is engineered for a top test speed of 450 km/h and a commercial service speed of 400 km/h, showcasing China’s leadership in rail innovation. The train’s design features a longer, sleeker nose, a 20-centimeter lower roofline, and a 50-tonne weight reduction, reducing aerodynamic drag by 22 percent. Additionally, the CR450 can accelerate from 0 to 350 km/h in just 4 minutes and 40 seconds, and two trains set a record by passing each other at a combined speed of 896 km/h. Before entering commercial service, the CR450 will undergo rigorous testing, logging 600,000 trouble-free kilometers to ensure passenger safety and reliability. This development marks a significant leap forward in high-speed rail technology, reinforcing China’s commitment to advancing transportation infrastructure.

  • Amazon says AWS cloud service back to normal after global outage hits thousands of sites

    Amazon says AWS cloud service back to normal after global outage hits thousands of sites

    Amazon Web Services (AWS) has restored normal operations following a significant global outage that disrupted thousands of websites and applications, including major platforms like Snapchat, Reddit, and Venmo. The incident, which began on Monday, marked the largest internet disruption since last year’s CrowdStrike malfunction, which impacted hospitals, banks, and airports. AWS attributed the outage to a subsystem failure within its network health monitoring system, specifically affecting its US-EAST-1 data center in northern Virginia, a region historically prone to such issues. The problem stemmed from the Domain Name System (DNS), which prevented applications from accessing AWS’s DynamoDB API, a critical cloud database. While most services were restored by Monday afternoon, some, including AWS Config and Redshift, faced message backlogs requiring additional processing time. The outage underscored the fragility of global cloud infrastructure and the widespread reliance on a few dominant providers. Experts emphasized the need for better fault tolerance and diversified cloud strategies to mitigate future disruptions. Major companies, including Lloyd Bank, Vodafone, and HMRC, were among those affected, with over 4 million users reporting issues. Despite the chaos, Amazon’s stock rose 1.6%, reflecting Wall Street’s muted reaction to the incident.

  • Photos: Could electric tuk tuks be coming to UAE soon?

    Photos: Could electric tuk tuks be coming to UAE soon?

    The United Arab Emirates (UAE) may soon witness the introduction of electric tuk tuks, a sustainable and innovative mode of transportation that is already popular in countries like Egypt, Thailand, and India. These three-wheeled vehicles, also known as auto rickshaws, are being proposed by Green Power GCC, a company specializing in eco-friendly mobility solutions. Currently awaiting official approval from the UAE’s Road and Transport Authority (RTA), the electric tuk tuks could soon become a common sight on the streets of Dubai and Sharjah. Ahmed Tauseef, a sales executive at Green Power, revealed that the vehicles are not only designed for urban commuting but could also serve as transport options for hotels and resorts, similar to golf carts. The company showcased its electric tuk tuks and motorcycles at the recently concluded Evolve Future Mobility Show, generating significant interest from potential buyers. The electric tuk tuks are powered by a combination of solar energy and electricity, featuring solar panels that charge onboard batteries. They also come equipped with standard charging ports, ensuring functionality even on cloudy days. With a range of up to 500km when fully charged, these vehicles can also be charged at home, and some models offer swappable batteries. Green Power has already shipped 200 solar-powered tricycles to Egypt and has received hundreds of inquiries in the UAE. The company’s website states that the tricycles cost approximately Dh8,000, with periodic maintenance being the only additional expense. The introduction of electric tuk tuks aligns with the UAE’s broader sustainability goals, including the National Electric Vehicles Policy, which aims to reduce energy consumption in the transport sector by 20% and increase the share of electric vehicles to 50% by 2050. This initiative is part of the UAE’s commitment to combating climate change and promoting green mobility.

  • Guquan converter station undergoes 7-day annual overhaul in Anhui

    Guquan converter station undergoes 7-day annual overhaul in Anhui

    The Guquan converter station, a critical component of the Changji-Guquan ultra-high voltage direct current (UHVDC) transmission line, has initiated its annual maintenance period. Located in Xuancheng, Anhui province, the station began its 7-day overhaul on October 17, 2025. This maintenance is essential for ensuring the continued efficiency and reliability of the power transmission system that delivers electricity from Xinjiang to East China. The Changji-Guquan transmission line, operational since September 2019, is globally recognized for its advanced voltage level, substantial transmission capacity, and extensive distance coverage. The maintenance work is being carried out by skilled staff members, who are meticulously inspecting and servicing the station’s infrastructure to prevent potential disruptions and maintain optimal performance. This annual overhaul underscores the importance of regular maintenance in sustaining the operational integrity of critical energy infrastructure.

  • Outage at Amazon Web Services shuts down internet platforms across globe

    Outage at Amazon Web Services shuts down internet platforms across globe

    A widespread internet disruption occurred on Monday as Amazon Web Services (AWS), the world’s largest cloud infrastructure provider, experienced a severe outage. The incident, which began around 3 am Eastern Time at AWS’s oldest and largest data center in Virginia, affected a multitude of services globally, including financial platforms, government websites, airlines, and gaming networks. The outage was attributed to issues with the company’s domain name system, which is essential for browsers and applications to load properly. Major platforms such as Facebook, Snapchat, Fortnite, Reddit, Lyft, Delta Airlines, McDonald’s, and Robinhood were among those impacted, leaving users unable to access critical services. Even Amazon’s own e-commerce platform struggled to process orders. The outage also affected UK government sites, financial institutions like Lloyd Bank and Bank of Scotland, and telecom giant Vodafone. Delta Airlines reported flight delays, while cryptocurrency platform Coinbase assured users that their funds remained secure despite service interruptions. The incident has reignited concerns about global reliance on a few dominant cloud service providers, particularly in Europe, where critics argue that dependency on U.S.-based tech giants poses both security and economic risks. AWS, which controls 37% of the global cloud market and generates $107 billion in revenue, has faced similar outages in 2021 and 2023. Experts estimate the financial damages from this outage could reach billions of dollars. By mid-afternoon, AWS announced that the issue had been resolved, though many services were still in the process of recovering. The outage underscores the fragility of the internet’s infrastructure and the far-reaching consequences when a major provider experiences downtime.

  • Iraq bans US gaming platform Roblox over child safety concerns

    Iraq bans US gaming platform Roblox over child safety concerns

    In a significant move to safeguard children from online exploitation, Iraq has imposed a nationwide ban on the popular US gaming platform Roblox. The decision, announced late Sunday by the Iraqi government, stems from concerns that the platform’s user-generated content and direct communication features expose minors to risks such as cyber-extortion and abuse. The government emphasized that the platform’s content is ‘incompatible with social values and traditions.’ This action aligns Iraq with other Middle Eastern nations, including Turkey, Kuwait, Qatar, and Oman, which have either blocked or heavily regulated the game. Roblox Corp, the developer of the platform, has yet to comment on the ban but has previously stated its commitment to adhering to local laws and protecting children. The Iraqi Communications Ministry cited a comprehensive study and field monitoring as the basis for the ban, highlighting the game’s ‘security, social, and behavioural risks.’ This development underscores a growing regional focus on regulating digital platforms to address child safety and moral concerns.

  • Amazon services ‘recovering’ as Snapchat and banks among sites hit by outage

    Amazon services ‘recovering’ as Snapchat and banks among sites hit by outage

    A significant disruption in Amazon Web Services (AWS) operations on Monday left numerous high-profile websites and applications inaccessible, highlighting the vulnerabilities of relying on a single cloud provider. Platforms such as Snapchat, Reddit, Roblox, and banking services like Lloyds and Halifax were among the more than 1,000 services affected, according to Downdetector, a platform outage monitor. User reports of issues surged to over 6.5 million during the outage, which began around 07:00 BST and persisted for much of the day. While Amazon later announced that the core issue had been resolved, some services continued to experience problems, underscoring the far-reaching consequences of such disruptions. The outage, attributed to a DNS resolution issue with the DynamoDB API endpoint in the US-EAST-1 region, exposed the fragility of the internet’s infrastructure. Experts like Professor Alan Woodward of the University of Surrey emphasized the interdependence of online services, noting that even minor errors in third-party infrastructure can have widespread impacts. Mike Chapple, an IT professor at Notre Dame University, likened the situation to a power outage, where initial fixes might address symptoms rather than root causes. The incident has reignited debates about the concentration of cloud computing power among a few dominant providers—Amazon, Microsoft, and Google—which collectively control an estimated 70% of the market. Critics, including Cori Crider of the Future of Technology Institute, argue that this reliance poses risks to security, sovereignty, and economic stability, advocating for greater diversification and local alternatives. Meanwhile, Ken Birman, a computer science professor at Cornell University, pointed out that companies using AWS must also take responsibility by implementing robust backup systems for mission-critical applications. The outage serves as a stark reminder of the need for resilience in the face of technological dependencies, as the fallout from such disruptions can have lasting economic and operational consequences.

  • Amazon Web Services confirms global recovery after outage impacts UAE users

    Amazon Web Services confirms global recovery after outage impacts UAE users

    Amazon Web Services (AWS) has confirmed the full recovery of its global services following a significant outage that impacted users worldwide, including those in the UAE. The disruption, which lasted nearly three hours, affected major platforms such as Roblox, Snapchat, Fortnite, and Amazon.com. AWS attributed the issue to a DNS resolution problem related to the DynamoDB API endpoint in the US-East-1 region, which caused increased error rates and latency for multiple services.

    The outage, which began in the early afternoon, left hundreds of UAE users struggling with online disruptions. Snapchat users reported issues with loading and sending messages, while Fortnite and Perplexity experienced smaller-scale disruptions. AWS implemented initial mitigations within two hours, observing early signs of recovery, but warned that some requests might continue to fail until full resolution was achieved.

    This incident highlights the growing reliance on cloud services and the potential vulnerabilities of such systems. AWS, a subsidiary of Amazon, competes with Google and Microsoft in providing on-demand computing power, data storage, and other digital services to companies, governments, and individuals. The outage underscores the need for robust contingency plans to minimize the impact of such disruptions on global operations.

    This is not the first time the UAE has faced internet-related challenges. In September, undersea fiber cuts in the Red Sea caused disruptions to landline internet, TV streaming, and mobile internet services, leaving users frustrated during a three-day weekend. As digital dependence grows, ensuring the resilience of critical infrastructure remains a pressing concern.

  • What caused the AWS outage – and why has it made the internet fall apart?

    What caused the AWS outage – and why has it made the internet fall apart?

    Amazon Web Services (AWS), the backbone of the internet for countless businesses worldwide, faced a significant outage that disrupted operations for over 1,000 companies and impacted millions of users globally. The incident, attributed to a Domain Name System (DNS) error, left major platforms like Snapchat, Reddit, Lloyds Bank, Halifax, Roblox, and Fortnite inaccessible. AWS, which powers approximately one-third of the internet, provides critical services such as storage, database management, and traffic routing, enabling businesses to avoid maintaining costly in-house infrastructure. However, the outage highlighted the vulnerabilities of relying on a single service provider. The disruption originated at AWS’s largest data center in North Virginia, though the exact cause remains unclear, with possibilities ranging from maintenance issues to human error or cyberattacks. Experts have long warned against the risks of over-reliance on AWS, emphasizing the lack of viable alternatives at its scale. While competitors like Microsoft Azure, Google Cloud Platform, IBM, and Alibaba exist, AWS remains the dominant player. The incident has reignited debates about the need for Europe and the UK to develop their own cloud infrastructure to reduce dependence on U.S. tech giants. Despite calls for such initiatives, the sheer dominance of AWS raises questions about the feasibility of creating a comparable alternative. This outage serves as a stark reminder of the fragility of the internet’s infrastructure and the challenges of diversifying its foundations.