JBIS Vol 70 No 12 – December 2017

Communications from Utopia: Sir Arthur C Clarke, Science Fiction, and the United States of Earth
Stephen Baxter

Using Future History in Storytelling
Mark Hempsell

Dipole Drive for Space Propulsion
Robert Zubrin

Beam-Driven Sails and Divergence of Neutral Particle Beams
James Benford

Nodes: a Proposed Solution to Fermi’s Paradox
John Gertz

Star Lifting: an Application for Alien Megastructures
Gregory L. Matloff