Repository of problems worth solving
World Solve is a public institutional repository for identifying real unresolved problems across science, society, health, governance, economics, and local systems. Each entry is intended to be citable, inspectable, and actionable.
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4194Total
4194Open
0Solved
9Humans
Dispensers that release water only after correct answers create barriers for children, visitors, and people with cognitive differences. The problem is providing free hydration without knowledge tests as gatekeepers.
water
answers
ensuring
access
when
other
Official documents that continuously revise expected lifespan can shape education, insurance, relationships, and self-perception from birth. The challenge is providing useful health information without embedding deterministic forecasts into legal identity.
birth
lifespan
limiting
social
impact
social-civic-problems
Audio that silences during stillness can exclude people with limited mobility or those who need to remain seated. The challenge is providing movement-linked experiences without turning stillness into auditory deprivation.
maintaining
continuous
access
music
only
other
open
Colombia, South America
Current approaches to solutions for providing safe and accessible public transport in rapidly growing secondary cities either underperform under variable field conditions or generate externalities that undermine long-term sustainability and equity. Closing the gap requires coordinated advances in science, systems design and enabling institutions.
society-governance
south-america
colombia
public-transport
solutions
providing
safe
accessible
public
transport
rapidly
growing
secondary
cities
systems
climate-environment
enabling
economics-resources
open
Global / Unspecified, Global
Safety filters designed to block clearly harmful requests can sometimes be bypassed through indirect or creatively phrased questions that still elicit dangerous information. Closing this gap while preserving the system's general usefulness remains an unresolved balancing act.
technology-computing
global-unspecified
dangerous
questions
phrased
haven
found
way
prevent
chat
systems
unintentionally
whether
philosophy-ethics
mathematics-logic
resolved
open
Global / Unspecified, Global
As AI tools become more capable of providing real-time answer suggestions, detecting this kind of undisclosed assistance during interviews or exams remains technically difficult. This creates growing concerns about the integrity of remote assessments.
technology-computing
global-unspecified
during
yet
build
technology
reliably
detects
someone
being
coached
assisted
whether
philosophy-ethics
mathematics-logic
haven
open
Global / Unspecified, Global
Companies sometimes stop providing security patches for older but still commonly used software or devices, leaving users vulnerable without clear warning. Establishing consistent, enforced support timelines remains an unresolved industry practice.
technology-computing
global-unspecified
software
security
don
have
widely
adopted
way
prevent
vendors
silently
whether
philosophy-ethics
resolved
determine
agreed
open
Global / Unspecified, Global
People increasingly turn to AI chatbots for guidance on legal or financial questions, but these systems can provide plausible-sounding yet incorrect advice with no clear warning of their limitations. Better safeguards around this kind of high-stakes advice remain underdeveloped.
society-governance
global-unspecified
advice
chatbots
legal
financial
haven
found
way
prevent
providing
confidently
whether
philosophy-ethics
resolved
determine
mathematics-logic
technology-computing
open
Global / Unspecified, Global
Conflict and displacement disrupt education pathways. Portable learning records and camp-based schools can maintain continuity.
social-civic-problems
global-unspecified
refugee
displaced
children
often
lose
years
schooling
conflict
displacement
disrupt
education
providing
african
health-biology
digital
asia
Researchers and entrepreneurs struggle to obtain reliable datasets for building solutions. Open-data portals with standardized formats and APIs could catalyze innovation.
society-governance
africa
access
high-quality
open
government
data
african
countries
limited
researchers
entrepreneurs
global-unspecified
solutions
technology-computing
providing
systems
Japan, South Korea, and China face rapidly rising elderly populations with too few caregivers and hospital beds. Robotics-assisted elder care and remote health monitoring startups are emerging solutions.
health-biology
asia
china
populations
aging
east
straining
healthcare
elder-care
systems
japan
south
solutions
society-governance
health
providing
care
global-unspecified
High real estate costs and energy requirements hinder vertical farming and aquaponics from providing cheap, fresh produce to low-income urban populations.
economics-resources
asia
japan
urban
haven
scaled
closed-loop
agriculture
architectures
densely
populated
asian
megacities
climate-environment
global-unspecified
african
cities
systems
open
Global / Unspecified, Global
National governments sometimes pass laws requiring local services without providing the money to pay for them, leaving local governments to either cut corners or raise taxes. This mismatch between responsibility and resources undermines local governance everywhere it happens.
society-governance
global-unspecified
governments
local
national
regions
lack
funding
deliver
responsibilities
handed
down
economics-resources
african
recovery
africa
systems
mathematics-logic
open
Global / Unspecified, Global
Many cities, especially in lower-income regions, lack dense, affordable air quality sensor networks capable of providing residents with accurate, real-time pollution information. Closing this monitoring gap remains an unresolved public health infrastructure challenge.
climate-environment
global-unspecified
public-health
affordable
air
quality
accurate
public
health
monitoring
haven
solved
build
whether
philosophy-ethics
health-biology
society-governance
mathematics-logic
open
Global / Unspecified, Global
Automated research assistance tools can sometimes generate incorrectly formatted citations that students may not catch before submitting academic work. Improving reliability in these widely used tools remains an unresolved quality issue.
technology-computing
global-unspecified
academic
research
assistance
don
have
reliable
way
prevent
ai-generated
fake
philosophy-ethics
whether
resolved
determine
agreed
Despite recognition of its importance, reliable methods for solutions for providing safe and dignified housing for climate-displaced populations are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
asia
nepal
barriers
solutions
providing
safe
dignified
housing
climate-displaced
populations
overcoming
despite
methods
systems
society-governance
economics-resources
high
open
Argentina, South America
A persistent gap exists in realizing practical, scalable solutions for solutions for providing reliable and affordable internet access in rural and remote regions. Scientific understanding, engineering readiness and institutional capacity remain insufficient to translate promising concepts into durable impact under real-world constraints of cost, skills and governance.
society-governance
south-america
argentina
solutions
providing
reliable
affordable
internet
access
rural
remote
regions
integrated
systems
scalable
methods
climate-environment
governance
open
United Kingdom, Europe
The absence of robust, context-adapted solutions for solutions for providing safe dignified and sustainable livelihoods for climate-vulnerable populations creates cascading risks across interconnected human and natural systems. Key missing elements include durable performance, low lifetime cost, and governance arrangements capable of sustaining impact beyond pilot stages.
climate-environment
europe
united-kingdom
solutions
robust
providing
safe
dignified
sustainable
livelihoods
climate-vulnerable
populations
methods
society-governance
systems
enabling
technologies
governance
open
Honduras, North America
Current approaches to solutions for providing reliable and affordable energy access in displacement and refugee settings either underperform under variable field conditions or generate externalities that undermine long-term sustainability and equity. Closing the gap requires coordinated advances in science, systems design and enabling institutions.
society-governance
north-america
honduras
solutions
providing
reliable
affordable
energy
access
displacement
refugee
settings
scalable
systems
climate-environment
enabling
designs
methods
open
Chile, South America
Despite recognition of its importance, reliable methods for solutions for providing high-quality primary healthcare in remote and underserved regions are still lacking. Progress is hindered by incomplete mechanistic knowledge, high capital and operational barriers, and the absence of deployment models suited to the contexts of greatest need.
climate-environment
south-america
chile
barriers
solutions
providing
high-quality
primary
healthcare
remote
underserved
regions
overcoming
methods
society-governance
systems
economics-resources
high