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‘Communities’ of strange, extreme life seen for first time in deep ocean

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Victoria Gill

Science correspondent, BBC News

Watch: some of the strange, extreme life filmed at the depths of the ocean

Beds of clams, mats of bacteria that look like ice and fields of tube worms – these are just some examples of the strange, extreme life that an expedition to the deepest parts of the ocean has observed, filmed and photographed.

Diving in a human-occupied submersible to ocean trenches in the northwest Pacific Ocean, a Chinese-led research team captured pictures of life at depths of more than 9km (5.6miles).

The deepest marine life filmed before this expedition was at 8,336m – a snailfish that was filmed swimming in a deep ocean trench off the coast of Japan in 2023.

These new observations are published in the journal Nature.

IDSSE/CAS The image shows a close-up of lonh, thin, reddish-brown tube worms emerging from the sea floor. IDSSE/CAS

The scientists photographed what looked like fields of long, thin tube worms

IDSSE/CAS The image is captured at depths of several kilometres in a deep ocean trench. It shows five bright white, spiky shrimp like creatures moving through what looks like reddish-brown grass. When you look more closely, each blade of grass is actually a tube worm emerging about 30cm from the sea floor. IDSSE/CAS

The white, spiky creatures are called Macellicephaloides grandicirra. Here they are photographed in dense colonies of tube worms that can be up to 30cm in length

Although it was accepted among marine scientists that there would be life at these depths, scientists on this mission say the abundance of animals they saw from the windows of their submersible was “amazing”.

The scientific expedition covered more than 2,500km – exploring trenches at depths ranging from 5,800 to 9,533m.

Researchers travelled in a submersible vehicle called Fendouzhe, which can operate at depths of more than 10km for several hours at a time.

The team, led by researchers from the Chinese Academy of Sciences’ Institute of Deep Sea Science and Engineering, discovered what they describe as “thriving communities” of creatures.

IDSSE/CAS An artist's impression of a submersible vehicle exploring a deep ocean trench filled with reddish tube-worms that are emerging from the ocean floor. IDSSE/CAS

The researchers created this composite image of their submersible in a deep ocean trench

“It’s exciting – especially for a deep sea scientist – to go to a place that human beings have not explored,” one of the lead researchers, Dr Xiaotong Peng, told BBC News. “It’s a great opportunity to discover new things. And what we saw was quite amazing.”

Scientists photographed and filmed what looked like fields of marine life – dominated by various different types of tube worm and mollusc. These animals live in the pitch dark and under vast pressure.

With no sunlight, life at these depths is fuelled by chemicals that seep out of the ocean floor. Hydrogen sulfide and methane seep out of faults – or cracks – in the Earth’s crust.

The scientists say they have recorded species never seen before. In future studies, they hope to work out how the bodies of these so called “chemosynthetic” or chemical-fuelled creatures convert these chemicals into energy.

“They must [also] have a trick to adapt to life in super high pressure,” added Dr Megran Du, also from China’s Institute of Deep Sea Science and Engineering. “That’s another question we need to answer.”

IDSSE/CAS Pinkish-white creatures that kook like clams are protruding from brown seabed sediment. They are inerspersed by white, spiny, free-swimming animals called polychaetes. This image was captured at depths of almost 6km in a Pacific ocean trench IDSSE/CAS

Beds of molluscs appear to rely on the chemical “fuel” that seeps out of the seabed

The findings challenge “long-standing assumptions” about life’s potential at such extreme depths and pressures. They also suggest that these communities of animals, rather than extreme rarities, are actually widespread.

Prof Andrew Sweetman, a senior scientist from the Scottish Association for marine science told BBC News that the discovery showed that whole “ecosystems driven by methane may exist in the deepest parts of the ocean”.

And how did it feel, for a scientist, to descend to such extreme, pitch-black depths?

Dr Du told BBC News: “Some people might find it frightening, but I always encourage my students – look through the window at the bottom of the sea,” she said. “You will be inspired.”



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AI-powered research training to begin at IPE for social science scholars

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Hyderabad: The Institute of Public Enterprise (IPE), Hyderabad, has launched a pioneering 10-day Research Methodology Course (RMC) focused on the application of Artificial Intelligence (AI) tools in social science research. Sponsored by the Indian Council of Social Science Research (ICSSR), Ministry of Education, Government of India, the program commenced on October 6 and will run through October 16, 2025, at the IPE campus in Osmania University.

Designed exclusively for M.Phil., Ph.D., and Post-Doctoral researchers across social science disciplines, the course aims to equip young scholars with cutting-edge AI and Machine Learning (ML) skills to enhance research quality, ethical compliance, and interdisciplinary collaboration. The initiative is part of ICSSR’s Training and Capacity Building (TCB) programme and is offered free of cost, with travel and daily allowances reimbursed as per eligibility.

The course is being organized by IPE’s Centre for Data Science and Artificial Intelligence (CDSAI), under the academic leadership of Prof. S Sreenivasa Murthy, Director of IPE and Vice-Chairman of AIMS Telangana Chapter. Dr. Shaheen, Associate Professor of Information Technology & Analytics, serves as the Course Director, while Dr. Sagyan Sagarika Mohanty, Assistant Professor of Marketing, is the Co-Director.

Participants will undergo hands-on training in Python, R, Tableau, and Power BI, alongside modules on Natural Language Processing (NLP), supervised and unsupervised learning, and ethical frameworks such as the Digital Personal Data Protection (DPDP) Act, 2023.

The curriculum also includes field visits to policy labs like T-Hub and NIRDPR, mentorship for research proposal refinement, and guidance on publishing in Scopus and ABDC-indexed journals.

Speaking about the program, Dr. Shaheen emphasized the need for social scientists to evolve beyond traditional methods and embrace computational tools for data-driven insights.

“This course bridges the gap between conventional research and emerging technologies, empowering scholars to produce impactful, ethical, and future-ready research,” she said.

Seats for the course are allocated on a first-come, first-served basis. The last date for nominations is September 15, 2025. With its unique blend of technical training, ethical grounding, and publication support, the RMC at IPE intends to take a significant step to empower scholars in the process of modernizing social science research in India.

Interested candidates can contact: Dr Shaheen, Programme Director, at [email protected] or on mobile number 9866666620.



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New AI study aims to predict and prevent sinkholes in Tennessee’s vulnerable roadways

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A large sinkhole that appeared on Chattanooga’s Northshore after last month’s historic flooding is just the latest example of roadway problems that are causing concern for drivers.

But a new study looks to use artificial intelligence (AI) to predict where these sinkholes will appear before they do any damage.

“It’s pretty hard to go about a week without hearing somebody talking about something going wrong with the road.”

According to the American Geoscience Institute, sinkholes can have both natural and artificial causes.

However, they tend to occur in places where water can dissolve bedrock, making Tennessee one of the more sinkhole prone states in the country.

Brett Malone, CEO of UTK’s research park, says…

“Geological instability, the erosions, we have a lot of that in East Tennessee, and so a lot of unsteady rock formations underground just create openings that then eventually sort of cave in.”

Sinkholes like the one on Heritage Landing Drive have become a serious headache for drivers in Tennessee.

Nearby residents say its posed safety issues for their neighborhood.

Now, UTK says they are partnering with tech company TreisD to find a statewide solution.

The company’s AI technology could help predict where a sinkhole forms before it actually happens.

“You can speed up your research. So since we’ve been able to now use AI for 3D images, it means we get to our objective and our goals much faster.”

TreisD founder Jerry Nims says their AI algorithm uses those 3D images to study sinkholes in the hopes of learning ways to prevent them.

“If you can see what you’re working with, the experts, and they can gain more information, more knowledge, and it’ll help them in their decision making.”

We asked residents in our area, like Hudson Norton, how they would feel about a study like this in our area.

“If it’s helping people and it can save people, then it sounds like a good use of AI, and responsible use of it, more importantly.”

Chattanooga officials say the sinkhole on Heritage Landing Drive could take up to 6 months to repair.



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New Study Reveals Challenges in Integrating AI into NHS Healthcare

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Implementing artificial intelligence (AI) within the National Health Service (NHS) has emerged as a daunting endeavor, revealing significant challenges rarely anticipated by policymakers and healthcare leaders. A recent peer-reviewed qualitative study conducted by researchers at University College London (UCL) sheds light on the complexities involved in the procurement and early deployment of AI technologies tailored for diagnosing chest conditions, particularly lung cancer. The study surfaces amidst a broader national momentum aimed at integrating digital technology within healthcare systems as outlined in the UK Government’s ambitious 10-year NHS plan, which identifies digital transformation as pivotal for enhancing service delivery and improving patient experiences.

As artificial intelligence gains traction in healthcare diagnostics, NHS England launched a substantial initiative in 2023, whereby AI tools were introduced across 66 NHS hospital trusts, underpinned by a notable funding commitment of £21 million. This ambitious project aimed to establish twelve imaging diagnostic networks that could expand access to specialist healthcare opinions for a greater number of patients. The expected functionalities of these AI tools are significant, including prioritizing urgent cases for specialist review and assisting healthcare professionals by flagging abnormalities in radiological scans—tasks that could potentially ease the burden on overworked NHS staff.

However, two key aspects have emerged from this research, revealing that the rollout of AI systems has not proceeded as swiftly as NHS leadership had anticipated. Building on evidence gleaned from interviews with hospital personnel and AI suppliers, the UCL team identified procurement processes that were unanticipatedly protracted, with delays stretching from four to ten months beyond initial schedules. Strikingly, by June 2025—18 months post-anticipated completion—approximately a third of the participating hospital trusts had yet to integrate these AI tools into clinical practice. This delay emphasizes a critical gap between the technological promise of AI and the operational realities faced by healthcare institutions.

Compounding these challenges, clinical staff equipped with already high workloads have found it tough to engage wholeheartedly with the AI project. Many staff members expressed skepticism about the efficacy of AI technologies, rooted in concerns about their integration with existing healthcare workflows, and the compatibility of new AI tools with aging IT infrastructures that vary widely across numerous NHS hospitals. The researchers noted that many frontline workers struggled to perceive the full potential of AI, especially in environments that overly complicated the procurement and implementation processes.

In addition to identifying these hurdles, the study underscored several factors that proved beneficial in the smooth embedding of AI tools. Enthusiastic and committed local hospital teams played a significant role in facilitating project management, and strong national leadership was critical in guiding the transition. Hospitals that employed dedicated project managers to oversee the implementation found their involvement invaluable in navigating bureaucratic obstacles, indicating a clear advantage to having directed oversight in challenging integrations.

Dr. Angus Ramsay, the study’s first author, observed the lessons highlighted by this investigation, particularly within the context of the UK’s push toward digitizing the NHS. The study advocates for a recalibrated approach towards AI implementation—one that considers existing pressures within the healthcare system. Ramsay noted that the integration of AI technologies, while potentially transformative, requires tempered expectations regarding their ability to resolve deep-rooted challenges within healthcare services as policymakers might wish.

Throughout the evaluation, which spanned from March to September of last year, the research team analyzed how different NHS trusts approached AI deployment and their varied focal points, such as X-ray and CT scanning applications. They observed both the enthusiasm and the reluctance among staff to adapt to this novel technology, with senior clinical professionals expressing reservations over accountability and decision-making processes potentially being handed over to AI systems without adequate human oversight. This skepticism highlighted an urgent need for comprehensive training and guidance, as current onboarding processes were often inadequate for addressing the query-laden concerns of employees.

The analysis conducted by the UCL-led research team revealed that initial challenges, such as the overwhelming amount of technical information available, hampered effective procurement. Many involved in the selection process struggled to distill and comprehend essential elements contained within intricate AI proposals. This situation suggests the utility of establishing a national shortlist of approved AI suppliers to streamline procurement processes at local levels and alleviate the cognitive burdens faced by procurement teams.

Moreover, the emergence of widespread enthusiasm in some instances provided a counterbalance to initial skepticism. The collaborative nature of the imaging networks was particularly striking; team members freely exchanged knowledge and resources, which enriched the collective expertise as they navigated the implementation journey. The fact that many hospitals had staff committed to fostering interdepartmental collaboration made a substantial difference, aiding the mutual learning process involved in the integration of AI technologies.

One of the most pressing findings from the study was the realization that AI is unlikely to serve as a “silver bullet” for the multifaceted issues confronting the NHS. The variability in clinical requirements among the numerous organizations that compose the NHS creates an inherently complicated landscape for the introduction of diagnostic tools. Professor Naomi Fulop, a senior author of the study, emphasized that the diversity of clinical needs across numerous agencies complicates the implementation of diagnostic systems that can cater effectively to everyone. Lessons learned from this research will undoubtedly inform future endeavors in making AI tools more accessible while ensuring the NHS remains responsive to its staff and patients.

Moving forward, an essential next step will involve evaluating the use of AI tools post-implementation, aiming to understand their impact once they have been fully integrated into clinical operations. The researchers acknowledge that, while they successfully captured the procurement and initial deployment stages, further investigation is necessary to assess the experiences of patients and caregivers, thereby filling gaps in understanding around equity in healthcare delivery with AI involvement.

The implications of this study are profound, shedding light on the careful considerations necessary for effective AI introduction within healthcare systems, underscoring the urgency of embedding educational frameworks that equip staff not just with operational knowledge, but with an understanding of the philosophical, ethical, and practical nuances of AI in medicine. This nuanced understanding is pivotal as healthcare practitioners prepare for a future increasingly defined by technological integration and automation.

Faculty members involved in this transformative study, spanning various academic and research backgrounds, are poised to lead this critical discourse, attempting to bridge the knowledge gap that currently exists between technological innovation and clinical practice. As AI continues its trajectory toward becoming an integral part of healthcare, this analysis serves as a clarion call for future studies that prioritize patient experience, clinical accountability, and healthcare equity in the age of artificial intelligence.

Subject of Research: AI tools for chest diagnostics in NHS services.
Article Title: Procurement and early deployment of artificial intelligence tools for chest diagnostics in NHS services in England: A rapid, mixed method evaluation.
News Publication Date: 11-Sep-2025.
Web References: –
References: –
Image Credits: –

Keywords

AI, NHS, healthcare, diagnostics, technology, implementation, policy, research, patient care, digital transformation.

Tags: AI integration challenges in NHS healthcareAI tools for urgent case prioritizationartificial intelligence in lung cancer diagnosiscomplexities of AI deployment in healthcareenhancing patient experience with AIfunding for AI in NHS hospitalshealthcare technology procurement difficultiesNHS digital transformation initiativesNHS imaging diagnostic networksNHS policy implications for AI technologiesrole of AI in improving healthcare deliveryUCL research on AI in healthcare



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