Microsoft restores Exchange and Teams after Microsoft 365 disruption

The US tech giant, Microsoft, investigated a service disruption affecting Exchange Online, Teams and other Microsoft 365 services after users reported access and performance problems.

An incident that began late on Wednesday affected core communication tools used by enterprises for daily operations.

Engineers initially focused on diagnosing the fault, with Microsoft indicating that a potential third-party networking issue may have interfered with access to Outlook and Teams.

During the disruption, users experienced intermittent connectivity failures, latency and difficulties signing in across parts of the Microsoft 365 ecosystem.

Microsoft later confirmed that service access had been restored, although no detailed breakdown of the outage scope was provided.

The incident underlined the operational risks associated with cloud productivity platforms and the importance of transparency and resilience in enterprise digital infrastructure.

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Anthropic releases new constitution shaping Claude’s AI behaviour

Anthropic has published a new constitution for its AI model Claude, outlining the values, priorities, and behavioural principles designed to guide its development. Released under a Creative Commons licence, the document aims to boost transparency while shaping Claude’s learning and reasoning.

The constitution plays a central role in training, guiding how Claude balances safety, ethics, compliance, and helpfulness. Rather than rigid rules, the framework explains core principles, enabling AI systems to generalise and apply nuanced judgment.

Anthropic says this approach supports more responsible decision-making while improving adaptability.

The updated framework also enables Claude to refine its own training through synthetic data generation and self-evaluation. Using the constitution in training helps future Claude models align behaviour with human values while maintaining safety and oversight.

Anthropic described the constitution as a living document that will evolve alongside AI capabilities. External feedback and ongoing evaluation will guide updates to strengthen alignment, transparency, and responsible AI development.

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From chips to jobs: Huang’s vision for AI at Davos 2026

AI is evolving into a foundational economic system rather than a standalone technology, according to NVIDIA chief executive Jensen Huang, who described AI as a five-layer infrastructure spanning energy, hardware, data centres, models and applications.

Speaking at the World Economic Forum in Davos, Huang argued that building and operating each layer is triggering what he called the most significant infrastructure expansion in human history, with job creation stretching from power generation and construction to cloud operations and software development.

Investment patterns suggest a structural shift instead of a speculative cycle. Venture capital funding in 2025 reached record levels, largely flowing into AI-native firms across healthcare, manufacturing, robotics and financial services.

Huang stressed that the application layer will deliver the most significant economic return as AI moves from experimentation to core operational use across industries.

Concerns around job displacement were framed as misplaced. AI automates tasks rather than replacing professional judgement, enabling workers to focus on higher-value activities.

In healthcare, productivity gains from AI-assisted diagnostics and documentation are already increasing demand for radiologists and nurses rather than reducing headcount, as improved efficiency enables institutions to treat more patients.

Huang positioned AI as critical national infrastructure, urging governments to develop domestic capabilities aligned with local language, culture and industrial strengths.

He described AI literacy as an essential skill, comparable to leadership or management, while arguing that accessible AI tools could narrow global technology divides rather than widen them.

Diplo is live reporting on all sessions from the World Economic Forum 2026 in Davos.

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GPT-5.2 shows how AI can generate real-world cyber exploits

Advanced language models have demonstrated the ability to generate working exploits for previously unknown software vulnerabilities. Security researcher Sean Heelan tested two systems built on GPT-5.2 and Opus 4.5 by challenging them to exploit a zero-day flaw in the QuickJS JavaScript interpreter.

Across multiple scenarios with varying security protections, GPT-5.2 completed every task, while Opus 4.5 failed only 2. The systems produced more than 40 functional exploits, ranging from basic shell access to complex file-writing operations that bypassed modern defences.

Most challenges were solved in under an hour, with standard attempts costing around $30. Even the most complex exploit, which bypassed protections such as address space layout randomisation, non-executable memory, and seccomp sandboxing, was completed in just over three hours for roughly $50.

The most advanced task required GPT-5.2 to write a specific string to a protected file path without access to operating system functions. The model achieved this by chaining seven function calls through the glibc exit handler mechanism, bypassing shadow stack protections.

The findings suggest exploit development may increasingly depend on computational resources rather than human expertise. While QuickJS is less complex than browsers such as Chrome or Firefox, the approach demonstrated could scale to larger and more secure software environments.

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AI model maps how humans form emotions

Researchers in Japan have developed an AI framework designed to model how humans form emotional experiences by integrating bodily signals, sensory input and language. The work was led by scientists at Nara Institute of Science and Technology in collaboration with Osaka University.

The AI model draws on the theory of constructed emotion, which suggests emotions are built by the brain rather than hard-wired responses. Physiological data, visual cues and spoken descriptions were analysed together to replicate how people experience feelings in real situations.

Using unlabeled data from volunteers exposed to emotion-evoking images and videos, the system identified emotional patterns without predefined categories. Results showed about 75 percent alignment with participants’ own emotional assessments, well above chance levels.

The Japanese researchers say the approach could support emotion-aware AI applications in healthcare, robotics and mental health support. Findings were published in IEEE Transactions on Affective Computing, with potential benefits for understanding emotions that are difficult to express verbally.

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YouTube’s 2026 strategy places AI at the heart of moderation and monetisation

As announced yesterday, YouTube is expanding its response to synthetic media by introducing experimental likeness detection tools that allow creators to identify videos where their face appears altered or generated by AI.

The system, modelled conceptually on Content ID, scans newly uploaded videos for visual matches linked to enrolled creators, enabling them to review content and pursue privacy or copyright complaints when misuse is detected.

Participation requires identity verification through government-issued identification and a biometric reference video, positioning facial data as both a protective and governance mechanism.

While the platform stresses consent and limited scope, the approach reflects a broader shift towards biometric enforcement as platforms attempt to manage deepfakes, impersonation, and unauthorised synthetic content at scale.

Alongside likeness detection, YouTube’s 2026 strategy places AI at the centre of content moderation, creator monetisation, and audience experience.

AI tools already shape recommendation systems, content labelling, and automated enforcement, while new features aim to give creators greater control over how their image, voice, and output are reused in synthetic formats.

The move highlights growing tensions between creative empowerment and platform authority, as safeguards against AI misuse increasingly rely on surveillance, verification, and centralised decision-making.

As regulators debate digital identity, biometric data, and synthetic media governance, YouTube’s model signals how private platforms may effectively set standards ahead of formal legislation.

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Snapchat settles social media addiction lawsuit as landmark trial proceeds

Snapchat’s parent company has settled a social media addiction lawsuit in California just days before the first major trial examining platform harms was set to begin.

The agreement removes Snapchat from one of the three bellwether cases consolidating thousands of claims, while Meta, TikTok and YouTube remain defendants.

These lawsuits mark a legal shift away from debates over user content and towards scrutiny of platform design choices, including recommendation systems and engagement mechanics.

A US judge has already ruled that such features may be responsible for harm, opening the door to liability that section 230 protections may not cover.

Legal observers compare the proceedings to historic litigation against tobacco and opioid companies, warning of substantial damages and regulatory consequences.

A ruling against the remaining platforms could force changes in how social media products are designed, particularly in relation to minors and mental health risks.

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Why AI systems privilege Western perspectives: ‘The Silicon Gaze’

A new study from the University of Oxford argues that large language models reproduce a distinctly Western hierarchy when asked to evaluate countries, reinforcing long-standing global inequalities through automated judgment.

Analysing more than 20 million English-language responses from ChatGPT’s 4o-mini model, researchers found consistent favouring of wealthy Western nations across subjective comparisons such as intelligence, happiness, creativity, and innovation.

Low-income countries, particularly across Africa, were systematically placed at the bottom of rankings, while Western Europe, the US, and parts of East Asia dominated positive assessments.

According to the study, generative models rely heavily on data availability and dominant narratives, leading to flattened representations that recycle familiar stereotypes instead of reflecting social complexity or cultural diversity.

The researchers describe the phenomenon as the ‘silicon gaze’, a worldview shaped by the priorities of platform owners, developers, and historically uneven training data.

Because large language models are trained on material produced within centuries of structural exclusion, bias emerges not as a malfunction but as an embedded feature of contemporary AI systems.

The findings intensify global debates around AI governance, accountability, and cultural representation, particularly as such systems increasingly influence healthcare, employment screening, education, and public decision-making.

While models are continuously updated, the study underlines the limits of technical mitigation without broader political, regulatory, and epistemic interventions.

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New consortium applies AI to early drug research

A new AI-driven drug discovery initiative with a budget exceeding €60 million has launched, bringing together academic and industry partners across Europe and North America. University College London is acting as the lead academic partner in the UK.

The five-year LIGAND-AI programme is funded through the Innovative Health Initiative and aims to speed up early drug discovery. Researchers will generate large open datasets showing how molecules bind to human proteins, supporting the training of advanced AI models.

The consortium, led by Pfizer and the Structural Genomics Consortium, includes 18 partners in nine countries. Work will focus on proteins linked to diseases such as cancer, neurological conditions and rare disorders.

UK based UCL scientists will help build global research networks and promote open sharing of protein samples and machine learning models. Organisers say the project supports open science and long-term goals to map chemical modulators for every human protein.

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WEF adds a AI helper for participants

Attendees at the World Economic Forum in Davos are getting a new tool to navigate the packed schedule, an AI ‘concierge’ built by Salesforce and embedded in the forum’s official mobile app. The assistant, called EVA (Event Virtual Agent), is designed to help visitors keep track of sessions and meetings and decide what to focus on amid a week of nonstop events.

Salesforce says the main problem at Davos is not getting around in the snow but managing ‘cognitive overload’, with dozens of meetings, hundreds of sessions and constant last-minute changes. The company argues the tool could make the experience easier for regular attendees who do not have personal staff to brief them, plan their day, and reshuffle schedules when plans change.

EVA is built on Salesforce’s Agentforce platform and is trained on WEF data and institutional knowledge, which the company describes as ‘trusted’ and governed by permissions. The goal, Salesforce says, is for EVA to generate quick, context-aware briefings for upcoming sessions, recommend what to do next, and keep plans updated in real time as agendas shift.

Salesforce executives are positioning EVA as more than a simple chatbot, describing it as an ‘agentic’ system that can connect a user’s interests with relevant information and, over time, move from offering recommendations to taking actions. Erin Oles, a senior vice-president at Salesforce, said the broader idea is to reduce the burden on people by surfacing only what is appropriate to the right person, within existing rules and controls.

WEF leadership has also embraced the concept, saying it is deploying AI agents to support staff in event preparation and to improve the participant experience. WEF President and CEO Børge Brende said the aim is to put the organisation’s institutional knowledge directly into the hands of attendees, rather than simply optimising schedules.

Behind the scenes, Salesforce is also providing the technical plumbing that helps run the event, including tools to connect WEF’s CRM with finance, HR, travel and operations systems, and analytics to track engagement across WEF initiatives. Salesforce CEO Marc Benioff said he will be using the agent himself as Davos hosts its largest edition yet, with hundreds of sessions planned.

Diplo is live reporting on all sessions from the World Economic Forum 2026 in Davos.

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