Science fiction has long been divided between authors who try to get all the physics right and those who abandon any pretence at considering real-world science at all.

This lecture looks at some of those who tried and considers both how well they did and the innovative ideas they have come up with for future physics and technology. Examples include Le-Guin's quantum-entanglement communications, Asimov's robots, Reynolds' consequences o the Twins Paradox and Niven/Pournelle's use of an Orion propulsion system. Many others are discussed along with some of Wilkinson's own ideas . There is also the perennial question in space-based future fiction - whether faster than light travel is permitted. To have >c or

Please note the exact timing of this lecture is subject to slight change.