Core Insights - Recent research indicates that Mars had significant water activity as recently as 750 million years ago, extending the timeline of water presence on the planet and providing new evidence for understanding its climatic evolution, geological processes, and potential habitability for life [1][2]. Group 1: Research Findings - The analysis of high-frequency radar data from the Zhurong rover suggests that the Martian surface was not always cold and dry, contradicting previous beliefs that Mars entered a dry phase around 3 billion years ago [1]. - The Zhurong rover has traveled approximately 1.9 kilometers since its landing in May 2021, utilizing high-frequency quad-polarization radar for shallow subsurface exploration, akin to a detailed CT scan of Mars [1]. - Data reveals a uniform sediment layer approximately 4 meters thick covering the landing area, which is interpreted as evidence of a water deposition environment, similar to shallow seas or large lakes, rather than volcanic or wind-driven processes [1][2]. Group 2: Geological Context - The radar also detected centimeter-scale thin sedimentary layers resembling sedimentary rocks formed in surface water, further supporting the existence of a shallow water environment in the region [2]. - Through crater dating analysis, researchers determined that the sediment layers formed around 750 million years ago, during the late Amazonian epoch, indicating a significant surface reshaping process and ongoing water activity during that period [2].

Core Insights - The Ministry of Commerce has released the implementation details for the 2026 vehicle trade-in subsidy program, expanding the support scope compared to 2025 [1][2] - As of December 28, 2025, over 11.5 million vehicles have participated in the trade-in program, generating new car sales exceeding 1.6 trillion yuan [1] Group 1: Subsidy Details - For 2026, individuals who scrap eligible passenger vehicles and purchase new eligible passenger vehicles will receive a one-time subsidy [1] - The subsidy for scrapping and replacing with new energy vehicles is set at 12% of the new vehicle's sales price, with a maximum of 20,000 yuan; for scrapping and replacing with fuel vehicles, the subsidy is 10% of the new vehicle's sales price, capped at 15,000 yuan [1] - The old vehicle and the new vehicle must be registered under the same consumer's name [1] Group 2: Trade-in Process - The implementation details specify that individuals who sell their old passenger vehicles and purchase new eligible vehicles will also receive a one-time subsidy [2] - The subsidy for replacing with new energy vehicles is 8% of the new vehicle's sales price, with a maximum of 15,000 yuan; for replacing with fuel vehicles, the subsidy is 6% of the new vehicle's sales price, capped at 13,000 yuan [2] - Each individual consumer can only choose to enjoy either the vehicle scrapping subsidy or the vehicle trade-in subsidy once during the policy implementation period [2]

Core Viewpoint - The "Solid Waste Ten Measures" plan is a significant policy milestone in China's environmental protection sector, emphasizing technological innovation as the core driver for enhancing solid waste management and promoting a "circular economy" [1][2]. Group 1: Key Objectives and Targets - By 2030, the plan aims for substantial improvements in solid waste management, including controlling historical waste stockpiles and curbing illegal disposal practices, with a target of 4.5 billion tons of annual comprehensive utilization of major solid waste and 510 million tons of annual recycling of key resources [1]. - A three-year special action against illegal disposal of solid waste will be initiated in 2025, focusing on hazardous waste, industrial solid waste, construction debris, and household waste [1]. Group 2: Emphasis on Resource Recycling - The plan highlights the importance of resource recycling, setting specific targets for the comprehensive utilization of major solid waste and recycling of key resources [2]. - It mandates that at least 1% of industrial land be allocated for resource recycling facility construction and emphasizes the integration of waste classification and storage into public infrastructure [2]. Group 3: Technological Innovation and Regulation - The plan stresses the need for technological innovation to support solid waste recycling and heavy metal pollution control, advocating for the development of key technologies and major equipment for resource recycling [2]. - It calls for enhanced information technology capabilities for monitoring the entire lifecycle of solid waste, promoting smart monitoring upgrades for enterprises to ensure traceability and control throughout the waste management process [3].

Core Viewpoint - The Yebatan Hydropower Station, a significant project under China's 14th Five-Year Plan, has officially commenced power generation, marking it as the highest arch dam power station under construction in the country [1] Group 1: Project Overview - The Yebatan Hydropower Station is located at the confluence of Baiyu County in Sichuan and Gongjue County in Tibet along the mainstream of the Jinsha River [1] - It is the largest power station in the upper reaches of the Jinsha River in the Sichuan-Tibet section, with a total installed capacity of 2.24 million kilowatts and a maximum height of 217 meters [1] Group 2: Environmental Impact - The first batch of generating units, units 4 and 3, has achieved a "double launch" in January [1] - Once fully operational, the station is expected to generate an average annual electricity output of over 10.2 billion kilowatt-hours, saving approximately 3.1 million tons of standard coal and reducing carbon dioxide emissions by over 8.3 million tons annually [1] Group 3: Energy Transmission and Strategic Importance - The clean electricity generated will be transmitted through China's first large-capacity water-solar complementary clean energy transmission channel, the Jinshang to Hubei ±800 kV DC transmission project, to the Central China region [1] - This project is significant for optimizing China's energy structure, promoting green and low-carbon energy transition, and enhancing national energy security [1]

世纪之钟旁，"声波回响"技术让听觉与视觉深度联动。游客用力敲响铜钟的刹那，两侧26个灯柱迸 发流光，随着钟声渐响，灯光流动速度从舒缓渐至急促。"游客敲响铜钟时，声音传感器实时采集音量 数据，AI算法将声压值转化为光影流动参数，同步传输至灯柱的驱动模块。"张海峰说。 雪律倾流冰塑前，孩子们正追着红色光柱奔跑。这道光柱如影子般紧紧追随游人脚步，人停光驻， 人动光随。"这是我们研发的'光影随行'技术，通过高清摄像机实时捕捉人体轮廓与运动轨迹，根据目 标追踪算法定位坐标，边缘计算终端同步调控冰墙LED阵列的点亮区域，红色光柱如'智能影子'般精准 追随游客脚步。"张海峰说。 主塔旁的互动冰球还有隐藏玩法。6名游客同时将手掌贴在冰球表面，刹那间，"金山银山"主塔从 底层逐层亮起，暖黄的灯光顺着冰砖纹路攀升，最终，冰塔通体璀璨，引来阵阵欢呼。"冰球里藏着摄 像头，触摸冰球后，灯光就会模拟'破土而出'的效果，让启动仪式充满冰雪特色。"张海峰介绍，今年 已经是他负责冰雪大世界灯光亮化控制的第8年，每年都会推出几项新技术，不断提升游客在冰雪王国 中的互动体验。 不远处，第38届太阳岛国际雪雕艺术博览会游人如织。本届博览会的筹备工 ...

南京大学大气科学学院助理教授刘奇介绍，与关注最高温、最低温的传统指标不同，极端日际气温 变化更关注相邻两日的快速波动，而这种波动对人体健康的威胁远超以往认知。数据分析显示，极端日 际气温变化与全因死亡率呈近指数型增长关系，尤其会增加心血管疾病与呼吸系统疾病发病风险，其影 响显著超过昼夜温差。 近日，黑龙江多地居民经历"冰火两重天"：前一天还在阳光下感受融融暖意，次日就不得不裹紧厚 羽绒服抵御寒风。剧烈降温导致尚未南迁的燕子来不及飞离，部分被冻伤甚至死亡。 这样的"忽冷忽热"并非孤例。入冬以来，我国已多次出现气温急剧升降的"过山车"模式。 国家气候中心气候预测室副主任章大全介绍，自2025年12月以来（截至12月24日），我国已经历4 次冷空气过程，较常年同期偏多1至2次。12月11日至15日的冷空气为今冬首场全国性寒潮，山西岢岚、 辽宁清原、陕西富县等地167个国家基本气象站的气温降幅达到或超过14℃。 "频繁的冷空气过程是气温剧烈波动的主因。"章大全分析指出，近期北极极涡分裂为双中心，北美 上空极涡分中心强度较强，而亚洲北部极涡则相对较弱。同时，近期我国大部地区大气环流较常年偏 强，导致冷空气过程相对频繁， ...

Core Viewpoint - Shanxi Province has introduced the "Implementation Opinions on Accelerating Energy Technology Innovation to Support Energy Transition Development," aiming to enhance the energy technology innovation system and support high-quality energy transition through systematic solutions and technological advancements [1][2]. Group 1: Key Goals and Objectives - By 2030, Shanxi aims to have a more complete energy technology innovation system with over 100 significant technological achievements and a technology transaction volume exceeding 50 billion yuan [1]. - The focus is on breakthroughs in key technologies, core equipment, and important components in energy sectors [1]. Group 2: Strategic Directions and Tasks - The "Implementation Opinions" identifies nine new paths for energy transition, including coal mining, efficient power generation, coal chemical industry, coalbed methane exploration, new energy, smart grids, solid waste disposal, carbon capture, and AI-driven energy innovation [2]. - A total of 33 areas with over 100 key tasks have been outlined to drive energy technology innovation [2]. Group 3: Policy Measures and Integration - The document proposes 44 policy measures to ensure the integration of technological innovation and industrial innovation, focusing on results transformation, enterprise innovation, and resource assurance [2]. - The implementation is expected to enhance Shanxi's energy technology innovation capabilities and address technological bottlenecks in the energy transition [2].

Group 1 - The core viewpoint of the news is the successful grid connection of the largest semi-solid lithium battery energy storage project in China, located in Wuhai, Inner Mongolia, which will enhance the stability of the power system and support the integration of renewable energy [1][2] - The project has a total installed capacity of 200,000 kW and 800,000 kWh, with a total investment of 600 million yuan, making it the first large-scale energy storage project in Inner Mongolia using semi-solid lithium iron phosphate battery technology [1] - The energy storage station can deliver 189 million kWh of clean electricity to the grid annually, equivalent to approximately 282 discharges per year, with a maximum single discharge capacity of 800,000 kWh, which can meet the monthly electricity needs of about 4,000 households [1] Group 2 - The project is expected to act as a "flexible buffer" for the Wuhai power grid, improving the reliability of power supply and addressing challenges posed by large-scale renewable energy integration in the region [1] - The three core advantages of the project are high safety, long endurance, and high energy density, which will significantly enhance the stability of the power system and the capacity for renewable energy consumption [2]

Core Viewpoint - The establishment of Gestalt Technology Co., Ltd. marks a significant advancement in non-invasive ultrasound brain-computer interface (BCI) technology, offering a new pathway in the BCI field [1][2]. Group 1: Technology Overview - Gestalt Technology specializes in ultrasound and phased array technology, differentiating itself from traditional invasive BCI methods [1]. - The non-invasive ultrasound BCI can modulate brain functions without the need for surgical procedures, unlike traditional invasive techniques that require drilling into the skull [1]. - The technology allows for high spatiotemporal resolution monitoring of brain signals, making it a promising direction for full-brain read/write capabilities [1]. Group 2: Product Development and Clinical Applications - The company plans to develop multiple generations of products, starting with a bench-top device, followed by a wearable device, and ultimately a semi-implantable device [2]. - The first product focuses on chronic pain management, currently undergoing clinical trials, with plans to initiate the registration process with the National Medical Products Administration by the end of the year [2]. - Clinical data shows significant potential, with pain intensity in chronic pain management reduced significantly and sustained for a week, and improvements in mood and depression scores within 24 hours for depression interventions [2]. Group 3: Collaborative Efforts and Industry Support - Gestalt Technology has established partnerships with several prestigious hospitals, including Fudan University Huashan Hospital and Peking Union Medical College Hospital, to enhance "industry-university-research-medical" collaboration [2]. - The collaboration aims to accelerate the clinical translation of ultrasound BCI technology, facilitating faster patient service [2]. - Sichuan Province has launched a special policy to promote the BCI industry, aiming to create a leading innovation development hub for BCI and human-computer interaction by 2030 [2][3]. Group 4: Ecosystem Development - The establishment of Gestalt Technology contributes to the formation of a more complete BCI ecosystem in Chengdu, leveraging the region's comprehensive resources in research, clinical practice, and medical innovation [3]. - The presence of top-tier clinical and research capabilities, exemplified by Sichuan University Huaxi Hospital, provides essential support for the innovation of medical devices like BCI [3].

Core Insights - Hefei Data Asset Operation Company has launched the Hefei Quantum Fusion Computing Center, providing diverse quantum computing services globally [1] - The center utilizes the "Chao Lake Moon" supercomputer and includes two 180+ qubit superconducting quantum computers and one 12 qubit ion trap quantum computer, marking a significant advancement in localized quantum computing deployment in China [1] - The quantum fusion system integrates quantum and classical computing, enhancing problem-solving efficiency for complex issues [1] Group 1 - The Hefei Quantum Fusion Computing Center is the first localized platform in China supporting multiple technological routes in quantum computing [1] - The center has established high-speed interconnections with multiple quantum computers, indicating a new practical phase in quantum fusion computing in China [1] - The center aims to deepen application exploration and accelerate breakthroughs in practical scenarios, having already conducted scene verification in various fields [1] Group 2 - The superconducting quantum computer deployed by Keda Guandun Quantum Technology Co., Ltd. at the center has a scale and performance that meet international advanced standards [2] - The center provides quantum computing services to institutions such as the University of Science and Technology of China and the Chinese Academy of Sciences, supporting cutting-edge research in areas like new energy and materials [2] - The collaboration has led to significant progress in several frontier research projects, demonstrating the center's impact on scientific advancements [2]