• Questions
  • Tournaments
  • Services
  • News
  • Questions
  • Tournaments
  • Questions
  • Questions
Feed Home
👥
Communities
🏆
Leaderboards
Topics
🗳️
US Democracy Index
❓
Top Questions
⏳
AI 2027
🗞️
In the News
🦾
AI Forecasting Benchmark
📈
Indexes
💎
Metaculus Cup
🌍
AI Pathways
🏛️
POTUS Predictions
categories
🦠
Health & Pandemics
🌱
Environment & Climate
☢️
Nuclear Technology & Risks
🤖
Artificial Intelligence
See all categories
  • About
  • API
  • FAQ
  • forecasting resources
  • For Journalists
  • Careers
GuidelinesPrivacy PolicyTerms of Use
ForbesScientific AmericanTimeVoxYale NewsNature
0 comments
89 forecasters

How many of the top 50 Effective Altruism Forum users by karma as of June 2021 will be active in 2026?

Latest estimate
33.4 users

This question is closed for forecasting.

Contributed by the Unjournal Forecasting community.

0 comments

In Dec 2026, what will be the median of experts' beliefs about the animal welfare benefit of investing in cultured meat relative to other animal welfare interventions?

Current estimate
Revealed in 4 days

Contributed by the Unjournal Forecasting community.

0 comments

What is the animal welfare benefit of having donated $100k in 2026 to fund the development of cultured meat relative to having donated the same amount to The Humane League's corporate campaigns?

Current estimate
Revealed in 4 days

$5,000 in Prizes for Comments in the AI Pathways Tournament: Submit Before November 1

8
66 comments
AI Pathways Tournament
0 comments
107 forecasters

At the end of 2025, will any of GiveWell's top charities perform mass deworming as their primary intervention?

35%chance

This question is closed for forecasting.

4 comments
14 forecasters

How many of the top 50 Effective Altruism Forum users by karma as of June 2021 will be active in 2026?

Current estimate
46.5 users

Metaculus Community Giving Report (2023 – August 2025)

10
22 comments
44 comments
436 forecasters

Ragnarök Question Series: If a global catastrophe occurs, will it be due to an artificial intelligence failure-mode?

30%chance
3 comments
52 forecasters

Will an AI system be reported to have successfully blackmailed someone for >$1000 by EOY 2028?

80%chance
21 comments
310 forecasters

Ragnarök Question Series: if an artificial intelligence catastrophe occurs, will it reduce the human population by 95% or more?

30%chance