Tag #Science

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spanish.china.org.cn

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Mar 17, 07:10

Chinese Universities Achieve Top Global Rankings in 2025 QS Subject Rankings

The 2025 Quacquarelli Symonds World University Rankings by Subject show Chinese universities, led by Peking and Tsinghua Universities, securing top global positions in various disciplines, ranking third overall with 1230 subjects listed, driven by increased academic and employer reputation, and rese...

Chinese Universities Achieve Top Global Rankings in 2025 QS Subject Rankings

The 2025 Quacquarelli Symonds World University Rankings by Subject show Chinese universities, led by Peking and Tsinghua Universities, securing top global positions in various disciplines, ranking third overall with 1230 subjects listed, driven by increased academic and employer reputation, and rese...

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Quality Education

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What are the key factors contributing to the significant rise of Chinese universities in the 2025 QS World University Rankings by Subject?

In the 2025 Quacquarelli Symonds World University Rankings by Subject, Chinese universities achieved top global positions in various academic disciplines, ranking third globally with 1230 subjects listed, behind only the US and UK. Peking University and Tsinghua University secured top-three spots in several subjects, including Linguistics & Classics and Ancient History (Peking) and Art & Design and Environmental Sciences (Tsinghua).

smh.com.au

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Mar 17, 07:10

Nullarbor Renewable Energy Project Sparks Heritage Concerns

A proposed $100 billion renewable energy project on Western Australia's Nullarbor Plain faces criticism for excluding World and National Heritage impact assessments from its environmental review, despite the region's unique ecological and cultural significance, prompting a petition with over 22,000 ...

Nullarbor Renewable Energy Project Sparks Heritage Concerns

A proposed $100 billion renewable energy project on Western Australia's Nullarbor Plain faces criticism for excluding World and National Heritage impact assessments from its environmental review, despite the region's unique ecological and cultural significance, prompting a petition with over 22,000 ...

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Life on Land

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How do the differing stances of the WA and SA governments on World Heritage listing for the Nullarbor Plain influence the current controversy?

The decision to exclude heritage assessments contradicts previous reports identifying the Nullarbor's world heritage significance and raises concerns about Australia's compliance with the World Heritage Convention. The lack of comprehensive assessment contrasts sharply with the WA government's past opposition to World Heritage listing and the SA government's recent commitment to securing such protection for its section of the Nullarbor. A petition with over 22,000 signatures opposes the project's location.

elpais.com

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Mar 17, 10:10

Chilean Ichthyosaur Fossil Reveals Early Cretaceous Secrets

Fiona, a 131-million-year-old pregnant ichthyosaur fossil discovered in Chile's Tyndall Glacier and extracted in 2022, provides unprecedented insights into the early Cretaceous Hauterivian age, revealing details about its diet (fish) and a fin pathology, while the glacier's melting exposes numerous ...

Chilean Ichthyosaur Fossil Reveals Early Cretaceous Secrets

Fiona, a 131-million-year-old pregnant ichthyosaur fossil discovered in Chile's Tyndall Glacier and extracted in 2022, provides unprecedented insights into the early Cretaceous Hauterivian age, revealing details about its diet (fish) and a fin pathology, while the glacier's melting exposes numerous ...

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Life Below Water

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How does Fiona's stomach content and the observed pathology contribute to our understanding of ichthyosaur biology and ecology?

Fiona's discovery is significant because it's the only complete pregnant ichthyosaur fossil of the Hauterivian age found globally. This unique specimen, nearly four meters long, allows for detailed study of the species' biology and ecology during a period with limited fossil evidence. The discovery also reveals a previously unknown pathology in one of Fiona's fins.

dailymail.co.uk

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Mar 17, 13:15

Ancient Egyptian Tomb and Roman Pottery Workshop Unearthed in Abydos

An Egyptian-American team discovered a large, inscription-filled royal tomb near Abydos's Mountain of Anubis, dating to the Abydos Dynasty (1700-1600 BC), and a Roman-era pottery workshop in Banawit, revealing insights into ancient Egyptian burial practices and Roman-era commerce.

Ancient Egyptian Tomb and Roman Pottery Workshop Unearthed in Abydos

An Egyptian-American team discovered a large, inscription-filled royal tomb near Abydos's Mountain of Anubis, dating to the Abydos Dynasty (1700-1600 BC), and a Roman-era pottery workshop in Banawit, revealing insights into ancient Egyptian burial practices and Roman-era commerce.

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What future research could shed more light on the Abydos Dynasty and the broader context of these archaeological findings?

The tomb's location and features suggest a significant figure's burial, though the pharaoh's identity remains unknown. Further investigation of the tomb and surrounding area may provide more information about the Abydos Dynasty, its rulers, and its relationship with other contemporaneous periods. The pottery workshop's inscriptions offer valuable insights into the Roman era's economic and administrative practices.

german.china.org.cn

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Mar 17, 13:15

Chinese Drone Passes Extreme Cold Weather Test

A Chinese-developed drone powered by a high-energy-density lithium battery successfully completed a flight test at -36°C in China's northernmost city, showcasing a reliable power solution for polar expeditions, border patrols, disaster relief, and logistics in harsh environments.

Chinese Drone Passes Extreme Cold Weather Test

A Chinese-developed drone powered by a high-energy-density lithium battery successfully completed a flight test at -36°C in China's northernmost city, showcasing a reliable power solution for polar expeditions, border patrols, disaster relief, and logistics in harsh environments.

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Industry, Innovation, and Infrastructure

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How did the research team overcome the challenges of using lithium batteries at extremely low temperatures?

The successful test demonstrates advancements in high-performance drone battery technology. The team developed new electrolyte compositions and anode materials to address the significant performance drop of lithium batteries in extremely cold environments. This resulted in a stable power output at -40°C to -50°C, with a less than 10% performance drop at -40°C compared to normal temperatures—significantly better than the industry average of 30-50%.

cnn.com

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Mar 17, 19:16

Four Sub-Earth Exoplanets Discovered Orbiting Barnard's Star

Using the MAROON-X and ESPRESSO instruments, astronomers discovered four sub-Earth exoplanets orbiting Barnard's Star, the nearest single star system to Earth, challenging previous assumptions about planetary formation around red dwarfs and advancing the search for habitable exoplanets.

Four Sub-Earth Exoplanets Discovered Orbiting Barnard's Star

Using the MAROON-X and ESPRESSO instruments, astronomers discovered four sub-Earth exoplanets orbiting Barnard's Star, the nearest single star system to Earth, challenging previous assumptions about planetary formation around red dwarfs and advancing the search for habitable exoplanets.

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What is the significance of discovering four sub-Earth exoplanets orbiting Barnard's Star, the closest single star system to our solar system?

Astronomers using the MAROON-X instrument on the Gemini North telescope and ESPRESSO on the Very Large Telescope have found strong evidence of four sub-Earth exoplanets orbiting Barnard's Star, the nearest single star system to Earth. These planets are significantly smaller than Earth, ranging from 19% to 34% of Earth's mass, and orbit very closely to their star, resulting in surface temperatures too hot to support life. This discovery was published March 11 in The Astrophysical Journal Letters.

spanish.china.org.cn

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Mar 17, 07:10

China Develops Carbon-14 Nuclear Battery with Century-Plus Lifespan

Chinese researchers unveiled "Zhulong," the nation's first carbon-14 nuclear battery, generating 433 nanowatts with 8% efficiency, boasting a century-plus lifespan and applications ranging from medical implants to space exploration.

China Develops Carbon-14 Nuclear Battery with Century-Plus Lifespan

Chinese researchers unveiled "Zhulong," the nation's first carbon-14 nuclear battery, generating 433 nanowatts with 8% efficiency, boasting a century-plus lifespan and applications ranging from medical implants to space exploration.

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Affordable and Clean Energy

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How does the "Zhulong" battery's energy density and lifespan compare to existing power sources?

The "Zhulong" battery achieves a power output of 433 nanowatts with 8% energy conversion efficiency. Its long lifespan, exceeding a century, stems from carbon-14's 5730-year half-life, making it suitable for long-duration missions and remote applications.

bbc.com

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Mar 17, 10:09

Sarah Harding-Inspired Study Identifies 88 Young Women at Increased Breast Cancer Risk

The BCAN-RAY study, inspired by Sarah Harding, has identified 88 young women at increased breast cancer risk, highlighting a critical need for earlier screening and intervention among younger women in the UK, currently lacking in national protocols that begin at age 50.

Sarah Harding-Inspired Study Identifies 88 Young Women at Increased Breast Cancer Risk

The BCAN-RAY study, inspired by Sarah Harding, has identified 88 young women at increased breast cancer risk, highlighting a critical need for earlier screening and intervention among younger women in the UK, currently lacking in national protocols that begin at age 50.

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Good Health and Well-being

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What is the immediate impact of the BCAN-RAY study on breast cancer prevention in young women?

The BCAN-RAY study, inspired by Sarah Harding's battle with breast cancer, has identified 88 women aged 30-39 at increased risk, offering them early intervention strategies. This initiative, funded by multiple charities, is pioneering earlier detection for young women without family history, addressing a critical gap in current UK screening protocols which begin at age 50.

dw.com

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Mar 17, 13:15

Syrian Massacre's Epigenetic Impact on Descendants Confirmed

A study of Syrian families in Jordan revealed that stress from the 1982 Hama massacre caused epigenetic changes inherited by grandchildren of female survivors, demonstrating transgenerational transmission of trauma and potentially linking it to age-related diseases.

Syrian Massacre's Epigenetic Impact on Descendants Confirmed

A study of Syrian families in Jordan revealed that stress from the 1982 Hama massacre caused epigenetic changes inherited by grandchildren of female survivors, demonstrating transgenerational transmission of trauma and potentially linking it to age-related diseases.

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Good Health and Well-being

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How did the researchers compare different groups of Syrian families in Jordan to determine the impact of specific historical events, such as the 1982 Hama massacre and the 2011-2024 civil war, on the epigenome?

The study involved three generations of Syrian immigrants in Jordan, comparing families who experienced the 1982 Hama massacre and the 2011-2024 Syrian civil war to a control group who emigrated before 1980. Those exposed to violence in utero showed signs of accelerated epigenetic aging, potentially linking trauma to age-related diseases. This research suggests that intergenerational trauma may contribute to cycles of abuse, poverty, and trauma worldwide.

german.china.org.cn

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Mar 17, 13:15

China's Human Capital Investment Fuels AI and Robotics Leadership

China's rapid progress in AI and robotics stems from its significant investment in human capital development, including increased funding for higher education, the approval of 1,673 new bachelor's programs, and stronger university-industry partnerships, aiming to create a workforce equipped for tech...

China's Human Capital Investment Fuels AI and Robotics Leadership

China's rapid progress in AI and robotics stems from its significant investment in human capital development, including increased funding for higher education, the approval of 1,673 new bachelor's programs, and stronger university-industry partnerships, aiming to create a workforce equipped for tech...

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Quality Education

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What is the primary driver behind China's rapid progress in AI and robotics?

China's advancements in artificial intelligence (AI) and robotics are rooted in its significant investments in human capital development. The government has increased funding for higher education, adding 100-150 spots in key fields like AI and new energies at leading universities. This is coupled with the approval of 1,673 new bachelor's degree programs last year, reflecting a strategic shift towards future technologies.

forbes.com

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Mar 17, 13:15

Blood Moon" Eclipse and Aurora Confluence Captured in Stunning Alaskan Photographs

Astrophotographer Dan Zafra captured unique images of a total lunar eclipse overlapping with an aurora substorm in Northern Alaska on March 13, 2025, during the sun's solar maximum, a period of heightened aurora activity; other photographers captured similar images.

Blood Moon" Eclipse and Aurora Confluence Captured in Stunning Alaskan Photographs

Astrophotographer Dan Zafra captured unique images of a total lunar eclipse overlapping with an aurora substorm in Northern Alaska on March 13, 2025, during the sun's solar maximum, a period of heightened aurora activity; other photographers captured similar images.

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How did the current solar maximum period increase the likelihood of this cosmic coincidence?

Zafra's successful capture was due to planning during the sun's solar maximum, a period of increased aurora activity. He traveled to Northern Alaska specifically to attempt this shot, leveraging his knowledge of increased aurora frequency. Salat's images from Denali National Park further highlight the increased probability of such events during this solar cycle.

liberation.fr

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Mar 17, 19:16

Ancient Mesopotamian Tablets Reveal Sophisticated Bureaucracy

Archaeological excavations in Girsu, Iraq, have unearthed over 200 ancient clay tablets dating back to the Akkadian Empire (2300-2150 BC), providing unprecedented insight into the sophisticated bureaucratic systems of ancient Mesopotamia, including detailed records of daily transactions, resource ma...

Ancient Mesopotamian Tablets Reveal Sophisticated Bureaucracy

Archaeological excavations in Girsu, Iraq, have unearthed over 200 ancient clay tablets dating back to the Akkadian Empire (2300-2150 BC), providing unprecedented insight into the sophisticated bureaucratic systems of ancient Mesopotamia, including detailed records of daily transactions, resource ma...

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How do the Girsu tablets illuminate the social structure and roles of women within the Akkadian Empire?

The Girsu tablets' comprehensive nature reveals a complex, centralized administration capable of monitoring diverse aspects of daily life across a large empire. Detailed records of goods, services, and personnel demonstrate a sophisticated understanding of resource management and population control. This level of organization challenges assumptions about ancient societies' administrative capacities.

Showing 3,781 to 3,792 of 6,579 results