Ravioli
Ravioli
DebatesMarketsPortfolioIdeasShop
RavioliRavioli

Free-to-play, logic-weighted prediction markets and debates. Predict, argue, and climb the leaderboard. No money needed.

Explore

  • Markets
  • Debates
  • Leaderboard

Community

  • Find people
  • Ideas
  • Shop

Learn

  • Blog
  • About

Company

  • Send feedback
  • Report a bug
  • Privacy Policy
  • Terms of Service

© 2026 Ravioli. All rights reserved.

Play money only. No real-money wagering.

Skip to content
Ravioli
Ravioli
DebatesMarketsPortfolioIdeasShop

Ravioli, Prediction Markets & Debates

Science Markets

Will the James Webb Space Telescope provide direct evidence of star-driven winds quenching galaxies by August 31, 2026?

70% chance

Will the Laser Interferometer Lunar Antenna project demonstrate successful interferometry by July 31, 2026?

55% chance

Will Australia officially recognize citizen scientists' contributions in an official report by August 22, 2026?

60% chance

Will new insights into early tetrapods' reproductive strategies be published in a peer-reviewed journal by August 31, 2026?

70% chance

Will the Tianwen-2 mission successfully land on the quasi-moon Kamo'oalewa by July 31, 2026?

70% chance

Will NASA's Artemis II confirm the presence of water ice on the Moon by August 31, 2026?

71% chance

Will the JUNO observatory determine the neutrino mass ordering by August 2026?

60% chance

Will a genetically modified worm deliver a therapeutic drug in humans by July 13, 2026?

45% chance

Will genetically modified hookworms be used in a human clinical trial by December 31, 2026?

55% chance

Will a new significant archaeological finding occur beneath the East Antarctic Ice Sheet by September 30, 2026?

30% chance

Will evidence of a 'lost world' protoplanet be confirmed by August 2026?

55% chance

Will a naked singularity be observed by a recognized scientific observatory by August 31, 2026?

35% chance

Showing 1-12 of 70 markets

12345
Trending