Science fiction is brimming with visions of the future and the many wondrous things the human race can achieve. But it is full of warnings too – and we should be careful to take heed of some of the big messages that are more relevant now than they ever were before.

Ryan Gosling and Harrison Ford might seem an unlikely double act for a Blade Runner sequel but Laura Harding found the duo in fine form when she met them.

Defence lawyers in Oscar Pistorius’s murder trial have sought to undermine the evidence of a couple who say they heard screams and gunfire the night the Olympic athlete fatally shot his girlfriend.