Example image of eyePlorer eyePlorer map for 'Ringworld': 1970 in literature Hugo Award Known Space Larry Niven Locus Awards Nebula Award Science fiction Beirut Louis Wu Life extension Nessus (Pierson's Puppeteer) Pierson's Puppeteers Centrifugal force At the Core (story) Beowulf Shaeffer Long Shot (Niven) Kzin List of fictional cat-like aliens Man-Kzin Wars Speaker-to-Animals Teela Brown Civilization Ecosystem Antimatter Gravitation Visible spectrum Stasis Luck Selective breeding Brain Pleasure center Celeritas Hyperdrive Religion The Ringworld Engineers Circumference Artificial gravity Centrifugal force (rotating reference frame) Dyson sphere Working mass Lead Light-year Neutrino Strong interaction Tensile strength Kinetic energy Spaceport Conduction (heat) Electromagnetic induction Metal