I’m sure lots of us remember Marty McFly’s hover board in Back to the Future, and the incredible predictions for future technology on Tomorrow’s World.
Rwy’n siŵr y gall sawl un ohonom gofio bwrdd hofran Marty McFly yn y ffilm Back to the Future, a’r darogan anhygoel am dechnoleg y dyfodol yn y gyfres Tomorrow’s World?