We haven't found a way to make large AI models understand context over very long conversations reliably.
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Technology & Computing
Even advanced AI systems can lose track of important details from earlier in a long conversation or document, leading to inconsistent or contradictory answers. True long-term memory and context tracking remains an open technical challenge.
Team Humans Club. (2026). Problem WS00666: We haven't found a way to make large AI models understand context over very long conversations reliably.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=666
We can't stop deepfake voice cloning from being used convincingly for fraud and impersonation.
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Technology & Computing
A few seconds of someone's voice is now enough to generate convincing fake audio of them saying anything, and current detection tools often fail to catch high-quality fakes in real time. This is already being used for financial scams targeting families and businesses.
Team Humans Club. (2026). Problem WS00665: We can't stop deepfake voice cloning from being used convincingly for fraud and impersonation.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=665
We don't have a universal standard for digital identity that works safely across every country and platform.
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Technology & Computing
People currently juggle dozens of separate logins and identity systems, each with different security and privacy standards. A single trusted, privacy-respecting identity system remains unbuilt at global scale.
Team Humans Club. (2026). Problem WS00664: We don't have a universal standard for digital identity that works safely across every country and platform.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=664
We haven't solved how to make cloud computing sustainable given its rapidly growing energy demand.
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Technology & Computing
Data centers powering cloud services and AI models consume enormous and fast-growing amounts of electricity and water for cooling. Making this growth sustainable rather than simply larger remains a critical unsolved engineering challenge.
Team Humans Club. (2026). Problem WS00663: We haven't solved how to make cloud computing sustainable given its rapidly growing energy demand.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=663
We can't fully prevent AI models from being tricked into generating harmful content through clever prompting.
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Technology & Computing
Researchers keep finding creative ways to bypass safety filters built into AI systems, and defenses often lag behind the newest bypass techniques. This cat-and-mouse dynamic remains unresolved despite constant patching.
Team Humans Club. (2026). Problem WS00662: We can't fully prevent AI models from being tricked into generating harmful content through clever prompting.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=662
We don't have chips that can keep improving in speed now that transistor shrinking is nearing physical limits.
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Technology & Computing
For decades, computing power grew mainly by making transistors smaller, but they are now approaching sizes where quantum effects interfere with reliable operation. New architectures are needed to keep performance gains going.
Team Humans Club. (2026). Problem WS00661: We don't have chips that can keep improving in speed now that transistor shrinking is nearing physical limits.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=661
We haven't found a way to make password-free authentication universally available and trusted.
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Technology & Computing
Passwords remain widely used despite being easy to steal or forget, and alternatives like biometrics or hardware keys haven't achieved universal, trusted adoption. A truly seamless and secure replacement remains unbuilt at global scale.
Team Humans Club. (2026). Problem WS00660: We haven't found a way to make password-free authentication universally available and trusted.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=660
We can't build AI models that reason reliably about basic physical common sense.
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Technology & Computing
Even advanced AI systems can confidently state things that violate obvious physical logic, like objects falling upward or liquids not filling containers. This gap shows current AI still lacks a genuine model of how the physical world works.
Team Humans Club. (2026). Problem WS00659: We can't build AI models that reason reliably about basic physical common sense.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=659
We don't have a reliable way to verify that open-source software hasn't been secretly tampered with.
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Technology & Computing
Widely used open-source code is maintained by volunteers, and a single compromised update can silently spread through millions of systems before anyone notices. Verifying the integrity of this software supply chain remains unresolved.
Team Humans Club. (2026). Problem WS00658: We don't have a reliable way to verify that open-source software hasn't been secretly tampered with.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=658
We haven't solved how to stop ransomware attacks from crippling hospitals and infrastructure.
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Technology & Computing
Ransomware groups increasingly target hospitals, schools, and utilities precisely because the disruption pressures victims to pay quickly. Defenses have improved, but attackers are still winning often enough to make this an ongoing crisis.
Team Humans Club. (2026). Problem WS00657: We haven't solved how to stop ransomware attacks from crippling hospitals and infrastructure.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=657
We can't yet build quantum computers stable enough to run useful programs at scale.
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Technology & Computing
Qubits are extremely sensitive to their environment and lose their quantum state within fractions of a second, limiting what any quantum computer can currently do. Solving this instability is the main barrier between quantum computing's promise and its practical use.
Team Humans Club. (2026). Problem WS00656: We can't yet build quantum computers stable enough to run useful programs at scale.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=656
We don't have AI systems that can explain their reasoning in a way humans can verify.
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Technology & Computing
Modern AI models produce answers without a clear, checkable chain of reasoning, making it hard to know if a correct answer was reached for the right reasons. Verifiable reasoning is essential before AI can be trusted in high-stakes decisions.
Team Humans Club. (2026). Problem WS00655: We don't have AI systems that can explain their reasoning in a way humans can verify.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=655
We haven't solved how to detect early signs of chronic kidney disease in populations without regular access to healthcare.
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Health & Biology
Routine screening for early kidney disease is uncommon in many under-resourced regions, allowing the condition to progress undetected until it becomes severe. Expanding accessible, affordable screening remains an unresolved global health priority.
Team Humans Club. (2026). Problem WS00654: We haven't solved how to detect early signs of chronic kidney disease in populations without regular access to healthcare.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=654
We can't yet fully prevent the recurrence of asthma attacks triggered by seasonal allergens despite preventive medication.
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Health & Biology
Some asthma patients continue experiencing attacks during peak allergy seasons despite taking preventive medication as prescribed. A more effective, targeted seasonal prevention approach remains needed.
Team Humans Club. (2026). Problem WS00653: We can't yet fully prevent the recurrence of asthma attacks triggered by seasonal allergens despite preventive medication.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=653
We don't have an effective way to treat chronic dry mouth caused by certain long-term medications.
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Health & Biology
Many common medications cause dry mouth as a side effect, and current treatments manage symptoms rather than addressing the underlying cause, leaving patients with ongoing discomfort and dental risk. A more effective solution remains undeveloped.
Team Humans Club. (2026). Problem WS00652: We don't have an effective way to treat chronic dry mouth caused by certain long-term medications.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=652
We haven't found a reliable way to prevent the recurrence of nosebleeds in patients who experience them chronically.
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Health & Biology
Some patients experience frequent nosebleeds despite standard preventive measures, and identifying and addressing the underlying cause remains inconsistent across different care settings. A more systematic approach to prevention remains needed.
Team Humans Club. (2026). Problem WS00651: We haven't found a reliable way to prevent the recurrence of nosebleeds in patients who experience them chronically.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=651
We can't yet fully explain why some patients experience chronic complications from strep throat despite prompt treatment.
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Health & Biology
Even when strep throat is treated quickly with antibiotics, a small number of patients go on to develop complications like rheumatic fever. Understanding why prompt treatment doesn't always prevent this remains an open medical question.
Team Humans Club. (2026). Problem WS00650: We can't yet fully explain why some patients experience chronic complications from strep throat despite prompt treatment.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=650
We don't have an effective, widely available way to treat chronic muscle cramps that occur without a clear cause.
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Health & Biology
Some patients experience frequent, disruptive muscle cramps with no identifiable underlying cause, and treatment remains largely limited to general advice on hydration and stretching. A more targeted treatment approach remains needed.
Team Humans Club. (2026). Problem WS00649: We don't have an effective, widely available way to treat chronic muscle cramps that occur without a clear cause.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=649
We haven't solved how to detect early signs of postpartum psychosis in patients without obvious risk factors.
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Health & Biology
Postpartum psychosis can develop suddenly and severely, sometimes in patients with no prior mental health history, making early detection especially difficult. Better screening tools that catch cases without obvious risk factors remain an unmet need.
Team Humans Club. (2026). Problem WS00648: We haven't solved how to detect early signs of postpartum psychosis in patients without obvious risk factors.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=648
We can't yet fully prevent the recurrence of bronchiolitis in infants prone to severe respiratory infections.
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Health & Biology
Some infants experience repeated, severe respiratory infections in their first years of life despite preventive measures, and current understanding of why this happens in certain babies remains incomplete. Better prevention for this vulnerable group remains needed.
Team Humans Club. (2026). Problem WS00647: We can't yet fully prevent the recurrence of bronchiolitis in infants prone to severe respiratory infections.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=647