June 4, 2026

Nvidia Partnered With A Chinese Company To Build A 'Physical AI' Humanoid Robot Nvidia and Unitree unveiled the modular Isaac GR00T Reference Humanoid Robot, pairing advanced AI hardware and software to speed humanoid robotics research. The platform expands access to powerful development tools and aims to drive breakthroughs in physical AI. BGR

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North American EMS Demand Remains Strong as Book-to-Bill Ratio Hits 1.36 in April North American EMS demand remained resilient in April 2026 as bookings rose 4.6% year over year and the book-to-bill ratio reached 1.36. Shipments increased 3.1% from a year earlier despite a monthly decline, signaling healthy order backlogs and steady market demand. Global Electronics Association

How pH Cleaning Agents Affect Production Performance Establishing a reliable cleaning process requires a good understanding of all influencing factors, including pH, and defining the correct balance to meet final product reliability. Technical Paper

Hidden beneath AI chips, Chinese-made circuit boards raise national security concerns in U.S. Printed circuit boards underpin AI chips but most for Nvidia, Google and Apple are made in China, exposing supply and security risks. Rising conflict-driven demand boosts prices, while CNBC visits US maker TTM and explores legislation aimed at reshoring production. CNBC

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Secure Your Supply, Accelerate Your Designs: A Practical Guide to the Memory Super Cycle The AI revolution is reshaping the memory industry, creating supply challenges like longer lead times and allocation-based supply while opening opportunities for engineers and procurement teams. A webinar explains these shifts & how to improve forecasting, sourcing & design decisions. EE Times

Soldering Challenges Caused by Warpage of Large Integrated Circuits We found that BGAs exhibit minimum warpage at a reflow temperature of 200-220°C, not MAPSP 210oC the lower temperature of about 180°C that tin-bismuth solders require. The best process production window can be obtained by using a solder alloy with a melting point of 200°C Technical Paper

Technical Papers ■ Salvaging Electronic Components: A Reliable Method for Reducing Electronic Waste and Ensuring Economic Reuse ■ Digital Warehouse Automation in High-Mix PCB Assembly ■ Evaluation of Techniques for Intentional Contamination of PWB Substrates for Quantitative Cleanliness Analyses ■ Scaling SMT Traceability ■ The Drawbacks of Internal Recycling Systems for Solder Dross ■ Engineering ESD-Safe PCB Assembly for High-Reliability IoT and Industrial Electronics ■ The Analysis of Variance: Drawing Conclusions from Data That Are Correct, Unambiguous, and Defensible ■ PCB Rework Evolves, With X-ray a Constant Support ■ How pH Cleaning Agents Affect Production Performance ■ A Universal AI-Powered Segmentation Model for PCBA & Semiconductor MORE TECHNICAL PAPERS

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7 Ways New Engineers Can Flourish in the Age of AI New graduates enter careers where AI is unavoidable, and top engineers treat it as leverage rather than competition. The advice stresses mastering fundamentals, since AI may autocomplete code, but understanding underlying systems is essential for debugging and optimization. IEEE Spectrum

Stop Confusing Your Dreams with Your Goals An author advises a bestselling writer, his father, to separate dreams from goals after anxiety over a book launch. He critiques SMART goals for ignoring control, arguing outcomes like bestseller lists depend on others and external factors. Entrepreneur

Innovative Panel Plating for Heterogeneous Integration This paper will show that improvements in feature density, deposition uniformity and void free via filling can be achieved in large panel processing. Technical Paper

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Nvidia pitches 'insane' AI returns to billionaires Nvidia CEO Jensen Huang told investors that AI is delivering "insane" returns, dismissing bubble fears and defending massive spending. He said AI investment has become highly profitable, generating trillions in value across a growing global technology ecosystem. Taipei Times

Meta is trying to sell AI agents to businesses in latest effort to diversify away from ads Meta is moving beyond advertising with Meta Business Agent, an AI tool for WhatsApp, Messenger and Instagram that manages customer service, product recommendations and bookings, sharpening its AI strategy and rivalry with Amazon, Microsoft and OpenAI. CNBC

Effect of Bias Voltage on Surface Insulation Resistance Measurements In this study, we analyzed the effect that voltage bias has on dendrite growth both in clean PCBs and PCBs that were contaminated. Technical Paper

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France's Macron invites Sam Altman to attend G7, OpenAI tells CNBC OpenAI CEO Sam Altman will attend France’s G7 summit for the first time as President Emmanuel Macron intensifies efforts to position France as an AI hub. Discussions will focus on youth safety, AI risks, governance, and major investments in AI infrastructure. CNBC

What It Takes for Future-Ready Power Distribution Utilities are overhauling aging distribution grids built for one-way power flow as DERs, EVs and extreme weather add complexity. They are deploying automation, real-time monitoring and integrated cybersecurity to boost resilience, reliability and faster outage recovery. IEEE Spectrum

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Tesla's China-made EV sales jump nearly 40% in May as domestic market rebounds Tesla's China-made EV sales jumped 39.4% year over year in May, reaching 85,982 units as China's EV market showed signs of recovery. Growth across several domestic automakers boosted overall sales, while Tesla advanced its self-driving rollout despite regulatory and legal challenges. CNBC

Can Solder Mask Be Considered an Insulator? Is solder mask considered an insulating material and not a defect if proven the solder mask has dielectric withstanding voltage greater than 500 volts? Board Talk

Pegatron's Chairman sees a future where AI can think and act As AI advances beyond chatbots and content generation, companies are developing systems that can interact with and influence the physical world. This shift raises important questions about how AI will reshape industries, automation, safety, and everyday human activities. Digitimes

Big Tech's AI ambitions pose a major power test for Europe SoftBank's €75 billion AI infrastructure push strengthens France's role as a leading AI hub by leveraging nuclear-powered energy. But surging data center electricity demand may strain Europe's grid as London continues attracting top AI firms. CNBC

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Meteor as heavy as an elephant causes widespread speculation across New England NASA said a meteor weighing roughly as much as an elephant streaked over New England at 42,000 mph before breaking apart above the region. The explosion released energy equal to 230 tons of TNT, causing loud sonic booms and widespread reports of shaking. Phys.org