Tehnologie 29 iulie 2025 - 20 august 2025

Android PDF Ad Scam: Fake ‘Update PDF App’ Pop-Ups Are Flooding Phones With Junk Apps (Nov 28, 2025)
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Escrocherie PDF pe Android: Ferestre pop-up false „Actualizează aplicația PDF” inundă telefoanele cu aplicații nedorite (28 nov. 2025)

A misleading ad in WPS Office on Android mimicked a system alert, prompting a user to install multiple unnecessary PDF apps from Google Play. The issue resolved only after uninstalling WPS Office. Experts say such deceptive ads are common and highlight broader security problems on Google Play. No data was stolen in this case, but similar tactics are used in malware campaigns.
aprilie 5, 2026
6G network
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Revoluția 6G: Viteze Uluitoare, Rivalități Tehnologice Globale și Noua Frontieră Wireless

China, Japonia, Coreea de Sud, SUA și UE accelerează dezvoltarea 6G, vizând lansări între 2028 și 2030. China a testat conexiuni laser de 100 Gbps satelit-sol, iar Coreea de Sud va demonstra 200 Gbps în 2025. FCC și UE au deschis benzi terahertz pentru teste. 6G promite viteze de până la 1 Tbps și latențe sub o milisecundă, cu aplicații precum holograme, vehicule autonome și telemedicină.
august 20, 2025
Sodium-Ion Batteries
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Bateriile cu ioni de sodiu vin – mai ieftine, mai sigure și pregătite să perturbe pe cele cu ioni de litiu

China activated the world’s largest sodium-ion battery storage farm in July 2024, with 100 MWh capacity, developed by HiNa Battery and Datang. JAC began mass production of an electric car using sodium-ion batteries, while CATL plans to launch its next-generation sodium-ion cells by late 2025. Sodium-ion batteries offer lower raw material costs and improved safety but have 20–30% less energy density than lithium-ion.
august 19, 2025
Fuel Cell Revolution: How Hydrogen Power is Transforming Transportation, Energy and Tech in 2025
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Revoluția celulelor de combustie: Cum energia pe bază de hidrogen transformă transportul, energia și tehnologia în 2025

Over 70,000 hydrogen fuel cell forklifts operate daily in warehouses, with major fleets at Walmart and Amazon. Toyota Mirai, Hyundai Nexo, and Hyundai’s XCIENT trucks use PEM fuel cells, while Japan has tens of thousands of SOFC units in homes. Daimler Truck and Volvo formed Cellcentric for truck fuel cells. DMFCs power portable devices, but with lower efficiency than PEM.
august 15, 2025
Private 5G Revolution
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În interiorul revoluției 5G private: Cum rețelele 5G dedicate transformă industria până în 2025

Airbus deployed private 5G networks at three European factories by 2024, while Tesla built one at its Berlin Gigafactory. In the US, CBRS spectrum enables enterprise 5G via licensed or unlicensed access. Key vendors include Nokia, Ericsson, Huawei, ZTE, and Celona. Private 5G use cases span manufacturing automation, smart hospitals, logistics, mining, and university campuses.
august 10, 2025
Quantum Engineering
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Cele mai recente descoperiri în ingineria cuantică și ce înseamnă ele pentru viitorul nostru

Google’s Willow quantum chip completed a task in under five minutes that would take a top supercomputer 10^25 years. Microsoft and UC Santa Barbara built the first topological qubits in an 8-qubit prototype. IBM surpassed 400 qubits on a chip, with a 1,121-qubit processor in development. China operates a 2,000-km quantum link between Beijing and Shanghai using satellites and fiber.
august 8, 2025
AI Stocks Skyrocket on Earnings and Deals – One Tech Giant Falters Amid Breakthroughs & New Rules
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Acțiunile AI explodează pe fondul câștigurilor și acordurilor – Un gigant tech se clatină în mijlocul inovațiilor și noilor reglementări

Microsoft’s market cap topped $4 trillion for the first time after a strong quarter, with shares closing up 4–5%. Meta forecast Q3 revenue well above estimates, sending its stock up 11% after hours. Nvidia briefly surpassed Apple with a $4.4 trillion valuation. Amazon AWS revenue rose 17.5%, but shares fell 7% as capital spending hit $31.4 billion.
august 4, 2025
AI Stock Frenzy: Record Highs, Bold Bets, and Backlash in Late July 2025
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Frenezia acțiunilor AI: Recorduri istorice, pariuri îndrăznețe și reacții negative la sfârșitul lui iulie 2025

Nvidia received a 300,000-unit order for H20 AI chips from China after the April export ban was reversed, adding to an existing stockpile of 700,000 units. AMD hit a 52-week high near $177 as HSBC raised its rating to "Buy" with a $200 target, citing strong MI350 test results against Nvidia's Blackwell chips. Alphabet reported Q2 revenue up 14% year-on-year and raised 2025 capital spending to $85 billion. Palantir secured over $1 billion in US government AI contracts.
iulie 31, 2025
AI Stock Frenzy: Tesla’s $16.5B Chip Pact, OpenAI’s $40B Bet Spark Market Moves
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Frenezia acțiunilor AI: Acordul de 16,5 miliarde $ al Tesla pentru cipuri și pariul de 40 miliarde $ al OpenAI agită piețele

Tesla signed a $16.5 billion deal with Samsung for AI6 chips for autonomous driving, with production set for Taylor, Texas; Tesla shares rose 4.2%, Samsung 6.8%. OpenAI announced up to $40 billion in new funding led by SoftBank, valuing it at $300 billion, as ChatGPT reached 500 million weekly users. Nvidia secured U.S. approval to export AI chips to China and ordered 300,000 H20 GPUs from TSMC.
iulie 30, 2025
AI Stocks Skyrocket to Record Highs as CEO Shakeups, $4 Trillion Milestones, and Big Tech Bets Stun Wall Street
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Acțiunile AI ating niveluri record pe fondul schimbărilor de CEO, pragului de 4 trilioane de dolari și pariurilor marilor companii tech care uimesc Wall Street-ul

C3.ai shares fell 11% Thursday after CEO Thomas Siebel announced his resignation due to health issues; Siebel will remain executive chairman. SoundHound AI stock closed at $11.71, down 50% from last year’s high, despite 151% revenue growth in Q1 2025. BigBear.ai shares have surged 82% in 2025, trading near $8, as the company expands in defense AI under new CEO Kevin McAleenan.
iulie 29, 2025
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