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.
Publicly citable
Every problem has a stable citation code for reference and discussion.
Filtered by relevance
Search by category, geography, status, and keywords.
Builder-oriented
Use the repository to find startup ideas, policy leads, and research agendas.
4194Total
4194Open
0Solved
9Humans
open
Global / Unspecified, Global
Ovarian cancer is often called a silent disease because symptoms don't appear until it has advanced significantly. Early detection tools remain far behind those available for other common cancers.
health-biology
global-unspecified
ovarian
cancer
early
haven
developed
reliable
way
detect
treatable
often
philosophy-ethics
whether
determine
don
resolved
have
open
Global / Unspecified, Global
Millions of people live with persistent, disabling fatigue that doctors struggle to diagnose clearly or treat effectively. The underlying biology remains poorly understood despite decades of patient reports.
health-biology
global-unspecified
fatigue
don
have
reliable
cure
chronic
syndrome
millions
people
live
whether
philosophy-ethics
determine
resolved
way
agreed
open
Global / Unspecified, Global
When a regulator fails to catch a problem, like an unsafe product or a financial scandal, there's often no clear path for citizens to hold the regulator itself accountable for that failure. This leaves oversight bodies with limited pressure to actually improve.
society-governance
global-unspecified
there
citizens
hold
accountable
reliable
process
governance
systems
regulators
regulatory
public
philosophy-ethics
whether
oversight
migration
technology-computing
open
Global / Unspecified, Global
Incumbent politicians in many countries can use public funds, staff, or platforms to boost their own re-election chances, giving them an unfair advantage over challengers. Clear, enforced separation between state resources and campaigning remains inconsistent.
society-governance
global-unspecified
state
resources
own
there
reliable
system
prevent
government
leaders
philosophy-ethics
whether
resolved
determine
have
haven
don
open
Global / Unspecified, Global
Conflict of interest rules exist in many places but are inconsistently enforced, letting officials benefit financially from decisions they themselves make. Stronger, consistently enforced rules remain missing in a large share of governments worldwide.
society-governance
global-unspecified
officials
there
reliable
way
prevent
government
public
office
personal
financial
whether
philosophy-ethics
resolved
determine
have
haven
open
Global / Unspecified, Global
International bodies can investigate and condemn abuses, but enforcement mechanisms are weak, especially against powerful countries that can block action through alliances or veto power. This leaves accountability inconsistent and often politically selective.
society-governance
global-unspecified
there
reliable
system
holding
governments
accountable
mass
human
rights
whether
philosophy-ethics
determine
resolved
have
haven
don
open
Global / Unspecified, Global
Even where donation limits exist, wealthy donors can often find legal workarounds through political action groups or indirect spending. This keeps outsized influence in the hands of a few, regardless of formal campaign finance rules.
society-governance
global-unspecified
wealthy
political
influence
there
reliable
way
stop
individuals
buying
disproportionate
philosophy-ethics
whether
resolved
determine
haven
have
open
Global / Unspecified, Global
A country can be found in violation of international law and simply ignore the ruling with little real consequence, especially if it holds significant economic or military power. This selectively weakens the rule of law based on who is being judged.
economics-resources
global-unspecified
international
courts
have
reliable
way
enforce
own
rulings
against
powerful
philosophy-ethics
whether
resolved
determine
don
agreed
open
Global / Unspecified, Global
Volunteer-collected data can expand research at a scale professional scientists alone couldn't achieve, but ensuring its accuracy and consistency remains an unresolved challenge for researchers who want to use it.
society-governance
global-unspecified
research
haven
solved
make
citizen
science
projects
reliable
enough
serious
whether
philosophy-ethics
mathematics-logic
technology-computing
way
resolved
open
Global / Unspecified, Global
Fake or looted artifacts sometimes enter the art market disguised as legitimate finds, and verification methods remain inconsistent across the industry. Better systems could protect both cultural heritage and honest collectors.
economics-resources
global-unspecified
artifacts
enter
don
have
reliable
way
verify
authenticity
historical
private
whether
philosophy-ethics
resolved
determine
agreed
prevent
open
Global / Unspecified, Global
Wages in many countries have grown more slowly than housing, healthcare, and food costs over the past few decades, steadily eroding real purchasing power. Reversing this trend remains a central unresolved economic challenge.
economics-resources
global-unspecified
have
wages
don
reliable
way
ensure
fair
keep
pace
rising
whether
philosophy-ethics
determine
resolved
agreed
prevent
open
Global / Unspecified, Global
Regulators sometimes come from, or later move into, the very industries they oversee, raising ongoing concerns about impartiality. Structural solutions to this revolving door problem remain inconsistently applied.
health-biology
global-unspecified
regulators
industries
don
have
reliable
way
prevent
conflicts
interest
among
philosophy-ethics
whether
determine
resolved
agreed
open
Global / Unspecified, Global
Clothing production involves water use, chemical dyes, and labor spread across many countries, making its full environmental cost difficult to measure accurately. Without clear measurement, meaningful accountability remains difficult to enforce.
economics-resources
global-unspecified
supply-chain
measure
environmental
cost
its
full
don
have
reliable
way
true
philosophy-ethics
whether
resolved
determine
agreed
open
Global / Unspecified, Global
Current wearables track surface-level signals like heart rate well, but measuring things like blood chemistry non-invasively remains far less reliable. Solving this could make preventive healthcare monitoring dramatically more accessible.
science-space
global-unspecified
yet
build
wearable
devices
accurately
monitor
internal
health
markers
invasive
whether
philosophy-ethics
haven
mathematics-logic
technology-computing
health-biology
open
United States, North America
Thousands of victims from past wars and disasters remain unidentified, leaving families without closure decades later. Better, cheaper identification methods could resolve many of these long-standing cases.
health-biology
north-america
united-states
disasters
don
have
reliable
affordable
way
identify
unmarked
human
remains
global-unspecified
philosophy-ethics
whether
determine
resolved
open
Global / Unspecified, Global
High-interest, exploitative loans continue to target people with limited financial options, often trapping them in cycles of debt. Stronger, consistently enforced protections against this remain incomplete in many regions.
health-biology
global-unspecified
don
have
reliable
way
prevent
predatory
lending
practices
targeting
vulnerable
whether
philosophy-ethics
determine
resolved
agreed
open
Global / Unspecified, Global
Sudden spikes in the price of staple commodities like wheat or rice can trigger food crises in import-dependent countries almost overnight. A more resilient global system to buffer these shocks remains unbuilt.
climate-environment
global-unspecified
system
price
shocks
food
crises
don
have
reliable
prevent
whether
philosophy-ethics
determine
resolved
way
agreed
open
Global / Unspecified, Global
Surveillance capabilities often grow quietly, justified by security concerns, with limited public awareness or debate about their true scope. Building lasting oversight mechanisms remains a persistent democratic challenge.
society-governance
global-unspecified
surveillance
public
oversight
don
have
reliable
way
prevent
government
programs
whether
philosophy-ethics
determine
resolved
agreed
open
Global / Unspecified, Global
Wealthy interests can influence legislation through lobbying in ways ordinary citizens simply can't match, raising questions about whose interests policy actually serves. Balancing this influence remains a persistent unsolved governance issue.
society-governance
global-unspecified
lobbying
policy
don
have
reliable
way
prevent
money
disproportionately
shaping
whether
philosophy-ethics
determine
resolved
agreed
open
Global / Unspecified, Global
As more government services move online, people without reliable internet, often the poorest or most rural, risk being left further behind. Ensuring equal access requires more than just digitizing existing systems.
society-governance
global-unspecified
government
services
people
internet
access
haven
solved
make
equally
accessible
systems
whether
philosophy-ethics
technology-computing
resolved
determine