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US$5,000 forecasting contest · Free · No purchase necessary · US & Canada 18+ · Opens at 1,000 entrantsOpens at 1,000 entrants

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Largest IPO by market cap in 2026?SpaceXEnds in 52dSpaceX95%5.582%−135 Yes0 NoWill the US confirm that aliens exist by...?December 31Ends in 51dDecember 312%0.02%0noneFDA approves skin cancer vaccine by...?December 31, 2027$3.1K 24h volEnds in 416dDecember 31, 202754%10.065%+112 Yes1 NoAI lab announces another Millennium Prize solution by...?December 31, 2026Ends in 51dDecember 31, 202615%2.017%+24 Yes6 NoMarathon Fusion's high-rate gold alchemy confirmed by...?June 30$2.7K 24h volEnds in 232dJune 3015%0.51 Yes1 NoOpenAI announces another Millennium Prize solution by...?December 31, 2026Ends in 51dDecember 31, 20269%0.79%00 Yes4 NoHow many more Millennium Prize Problems will AI solve in 2026?0Ends in 51d089%2.082%−75 Yes1 NoSpaceX Starship Flight Test 15?Chopsticks catch Starship?$790.1 24h volEnds in 232dChopsticks catch Starship?53%1.0noneWill CMI declare the Navier-Stokes problem solved by ___?December 31, 2026Ends in 51dDecember 31, 20262%0.02%0noneNovember 2026 1st, 2nd, or 3rd hottest on record?1st hottest$627 24h volEnds in 48d1st hottest97%3.01 Yes0 NoHuman moon landing in 2026?$574.7 24h volEnds in 51d<1%0.2nonePrecipitation in Seattle in November?3-4.5"$428.4 24h volEnds in 89d3-4.5"21%9.0noneExponential Time Hypothesis disproof confirmed by...?December 31$233.7 24h volEnds in 232dDecember 3174%1.0noneHow many US births in 2026?3.56M–3.59M$229.7 24h volEnds in 171d3.56M–3.59M41%1.550%+9noneWhich Millennium Prize Problem will AI solve next?Yang-Mills$185.2 24h volEnds in 416dYang-Mills36%0.724%−122 Yes1 NoHow many SpaceX launches in 2026?140-159$145 24h volEnds in 51d140-15950%31.5nonePrecipitation in Hong Kong in November?95mm+$141.1 24h volEnds in 89d95mm+33%14.5noneU.S. enacts AI safety bill before 2027?$109.4 24h volEnds in 51d11%0.02 Yes0 NoSkin cancer vaccine BLA submitted by...?March 31, 2027$80 24h volEnds in 232dMarch 31, 202779%0.072%−71 Yes0 NoSpaceX Starship fully reusable before 2028?$57.5 24h volEnds in 416d71%7.5noneUS Birth Rate in 2026? (Per 1000 Women)52.0+$50 24h volEnds in 171d52.0+56%0.0noneHow many SpaceX Starship launches reach space in 2026?<5$27.9 24h volEnds in 51d<578%0.5nonePrecipitation in Seoul in November?30-45mm$22 24h volEnds in 89d30-45mm35%14.00 Yes1 NoPrecipitation in NYC in November?3.5-4.25"$20 24h volEnds in 89d3.5-4.25"24%1.0none