What World Solve is
World Solve is a living, citable index of unsolved problems — written one line at a time by Team Humans Club, a global collective of builders, researchers, and entrepreneurs. We do not solve the problems here. We Democratize Innovation.
For builders
Skip the search for a problem worth your time. Browse a vetted, growing list and start where the gap is real.
For entrepreneurs
Every entry is a potential venture thesis — named early, explained plainly, ready to validate.
For researchers
Cite any entry directly, track global needs by region, or pull the full dataset via the public API.
1355 total logged
1355 still open
0 marked solved
7 registered profiles
We can't yet build printer technology that eliminates the common problems of paper jams and ink waste that have persisted for decades.
open
Global / Unspecified, Global
Despite decades of incremental improvement, printers remain a notoriously unreliable piece of everyday technology prone to jams, connectivity issues, and wasted ink. A truly hassle-free printing experience remains surprisingly elusive.
Citation ID: WS00928
Title: We can't yet build printer technology that eliminates the common problems of paper jams and ink waste that have persisted for decades.
URL: https://www.worldsolve.org/index.php?api=problem&id=928
We haven't solved how to make Bluetooth connections between devices consistently reliable without occasional dropouts or pairing issues.
open
Global / Unspecified, Global
Bluetooth technology has improved over the years but still occasionally suffers from connection drops, audio lag, or pairing failures that frustrate everyday users. A fully seamless wireless connection experience remains unresolved.
Citation ID: WS00929
Title: We haven't solved how to make Bluetooth connections between devices consistently reliable without occasional dropouts or pairing issues.
URL: https://www.worldsolve.org/index.php?api=problem&id=929
We don't have affordable home internet routers that reliably maintain strong signal coverage throughout larger or oddly shaped homes.
open
Global / Unspecified, Global
Standard routers often struggle to provide consistent coverage in homes with thick walls or unusual layouts, leaving dead zones that require additional equipment to fix. A truly universal, affordable solution remains undeveloped.
Citation ID: WS00930
Title: We don't have affordable home internet routers that reliably maintain strong signal coverage throughout larger or oddly shaped homes.
URL: https://www.worldsolve.org/index.php?api=problem&id=930
We can't yet build smartwatch battery technology that lasts multiple days while still supporting always-on displays and health tracking.
open
Global / Unspecified, Global
Smartwatches with more advanced features tend to have shorter battery life, forcing users to choose between functionality and convenience. Solving this tradeoff remains an unresolved hardware challenge.
Citation ID: WS00931
Title: We can't yet build smartwatch battery technology that lasts multiple days while still supporting always-on displays and health tracking.
URL: https://www.worldsolve.org/index.php?api=problem&id=931
We haven't found a way to make screen glare on mobile devices fully manageable in bright outdoor sunlight.
open
Global / Unspecified, Global
Even devices marketed for outdoor visibility can become difficult to read in direct sunlight, limiting usability during many common outdoor activities. A fully effective, affordable anti-glare solution remains elusive.
Citation ID: WS00932
Title: We haven't found a way to make screen glare on mobile devices fully manageable in bright outdoor sunlight.
URL: https://www.worldsolve.org/index.php?api=problem&id=932
We don't have a reliable way to make USB and charging cable connectors universally durable against everyday wear and tear.
open
Global / Unspecified, Global
Charging cables remain one of the most frequently replaced tech accessories due to fraying and connector wear from normal daily use. A meaningfully more durable design standard remains unresolved industry-wide.
Citation ID: WS00933
Title: We don't have a reliable way to make USB and charging cable connectors universally durable against everyday wear and tear.
URL: https://www.worldsolve.org/index.php?api=problem&id=933
We can't yet build air conditioning and heating systems smart enough to perfectly balance comfort with energy efficiency automatically.
open
Global / Unspecified, Global
Smart thermostats have improved efficiency, but many systems still require manual adjustment to truly optimize comfort without wasting energy throughout changing conditions. Fully automated, effective climate optimization remains an unresolved technical challenge.
Citation ID: WS00934
Title: We can't yet build air conditioning and heating systems smart enough to perfectly balance comfort with energy efficiency automatically.
URL: https://www.worldsolve.org/index.php?api=problem&id=934
We haven't solved how to make video conferencing audio quality consistently match the quality of an in-person conversation.
open
Global / Unspecified, Global
Even with modern software, video calls still frequently suffer from lag, echo, or audio dropouts that disrupt natural conversation flow. Achieving truly seamless audio parity with in-person interaction remains unresolved.
Citation ID: WS00935
Title: We haven't solved how to make video conferencing audio quality consistently match the quality of an in-person conversation.
URL: https://www.worldsolve.org/index.php?api=problem&id=935
We don't have a scalable way to make electric bike and scooter sharing infrastructure reliably available in every neighborhood equally.
open
Global / Unspecified, Global
Shared micromobility services often concentrate in wealthier or more central neighborhoods, leaving other areas with inconsistent or no access. Ensuring equitable coverage remains an unresolved urban technology deployment challenge.
Citation ID: WS00936
Title: We don't have a scalable way to make electric bike and scooter sharing infrastructure reliably available in every neighborhood equally.
URL: https://www.worldsolve.org/index.php?api=problem&id=936
We can't yet build home security camera systems that reliably distinguish between genuine threats and harmless everyday movement.
open
Global / Unspecified, Global
Many home security systems still generate frequent false alerts from pets, shadows, or weather, reducing their practical reliability for identifying genuine security concerns. Improving this accuracy without expensive hardware remains unresolved.
Citation ID: WS00937
Title: We can't yet build home security camera systems that reliably distinguish between genuine threats and harmless everyday movement.
URL: https://www.worldsolve.org/index.php?api=problem&id=937
We haven't found a way to make streaming video quality remain consistently high during periods of high network congestion.
open
Global / Unspecified, Global
Video streaming quality can noticeably degrade during peak usage times even with a stable internet connection, since network congestion affects delivery regardless of a household's own bandwidth. Solving this at scale remains an unresolved infrastructure challenge.
Citation ID: WS00938
Title: We haven't found a way to make streaming video quality remain consistently high during periods of high network congestion.
URL: https://www.worldsolve.org/index.php?api=problem&id=938
We can't yet build affordable prosthetic limbs with sensory feedback available to most amputees worldwide.
open
Global / Unspecified, Global
Advanced prosthetics with sensory feedback exist but remain far too expensive for widespread use, especially in lower-income regions where basic prosthetics are already hard to access. Closing this affordability gap remains an unresolved global health technology challenge.
Citation ID: WS00939
Title: We can't yet build affordable prosthetic limbs with sensory feedback available to most amputees worldwide.
URL: https://www.worldsolve.org/index.php?api=problem&id=939
We haven't solved how to make hearing aid technology affordable enough for widespread use in lower-income countries.
open
Global / Unspecified, Global
Modern hearing aids remain prohibitively expensive for a large share of the global population that could benefit from them, leaving hearing loss untreated in many communities. Making this technology genuinely affordable at scale remains unresolved.
Citation ID: WS00940
Title: We haven't solved how to make hearing aid technology affordable enough for widespread use in lower-income countries.
URL: https://www.worldsolve.org/index.php?api=problem&id=940
We don't have a reliable way to make touchscreen technology fully accurate and responsive in cold weather or with gloves on.
open
Global / Unspecified, Global
Many touchscreens still struggle with accuracy when used in cold conditions or with standard gloves, limiting usability in colder climates. A universally reliable solution remains an unresolved hardware design challenge.
Citation ID: WS00941
Title: We don't have a reliable way to make touchscreen technology fully accurate and responsive in cold weather or with gloves on.
URL: https://www.worldsolve.org/index.php?api=problem&id=941
We can't yet build affordable water filtration technology effective enough to remove all harmful contaminants in the poorest regions.
open
Global / Unspecified, Global
Advanced filtration technology exists, but cost and infrastructure requirements keep effective solutions out of reach for many communities facing the most severe water contamination issues. Solving this affordability and deployment challenge remains urgent.
Citation ID: WS00942
Title: We can't yet build affordable water filtration technology effective enough to remove all harmful contaminants in the poorest regions.
URL: https://www.worldsolve.org/index.php?api=problem&id=942
We haven't found a way to make solar panel efficiency high enough to make small residential installations fully cost-competitive everywhere.
open
Global / Unspecified, Global
Solar panel efficiency has improved significantly, but in regions with less sunlight or higher installation costs, achieving full cost competitiveness with traditional energy remains inconsistent. Closing this gap universally remains an unresolved technical and economic challenge.
Citation ID: WS00943
Title: We haven't found a way to make solar panel efficiency high enough to make small residential installations fully cost-competitive everywhere.
URL: https://www.worldsolve.org/index.php?api=problem&id=943
We don't have a scalable way to build affordable, reliable off-grid power systems for remote communities without existing infrastructure.
open
Global / Unspecified, Global
Many remote communities still lack consistent access to electricity because building traditional grid infrastructure to reach them is prohibitively expensive. Affordable, reliable off-grid alternatives remain incompletely developed and deployed at scale.
Citation ID: WS00944
Title: We don't have a scalable way to build affordable, reliable off-grid power systems for remote communities without existing infrastructure.
URL: https://www.worldsolve.org/index.php?api=problem&id=944
We can't yet build affordable, portable medical diagnostic devices accurate enough for use in extremely resource-limited clinics.
open
Global / Unspecified, Global
Advanced diagnostic technology often requires expensive, bulky equipment that isn't practical for small clinics in remote or under-resourced areas. Miniaturizing and lowering the cost of this technology without sacrificing accuracy remains an unresolved challenge.
Citation ID: WS00945
Title: We can't yet build affordable, portable medical diagnostic devices accurate enough for use in extremely resource-limited clinics.
URL: https://www.worldsolve.org/index.php?api=problem&id=945
We haven't solved how to make electric vehicle battery production less dependent on environmentally destructive mining practices.
open
Global / Unspecified, Global
Extracting the metals needed for electric vehicle batteries often involves environmentally damaging mining practices, undermining some of the environmental benefits electric vehicles are meant to provide. Finding cleaner extraction or alternative materials remains an unresolved sustainability challenge.
Citation ID: WS00946
Title: We haven't solved how to make electric vehicle battery production less dependent on environmentally destructive mining practices.
URL: https://www.worldsolve.org/index.php?api=problem&id=946
We don't have a reliable way to make voice recognition technology work equally well for people with speech impairments.
open
Global / Unspecified, Global
Voice recognition systems are typically trained on standard speech patterns, making them significantly less accurate for people with speech impairments or unusual speech patterns. Closing this accessibility gap remains an underaddressed technical challenge.
Citation ID: WS00947
Title: We don't have a reliable way to make voice recognition technology work equally well for people with speech impairments.
URL: https://www.worldsolve.org/index.php?api=problem&id=947