LifeExclusive: Chinese sci-fi genius Cixin Liu on humanity's deadly futureThe future is bright for our species, mostly because we kill everything in our path, says China's first winner of the Hugo science-fiction awardCulture
SpaceI'm working on a universal language to let us speak to aliens It's time to find a new way to speak across the stars, says Douglas Vakoch, head of METI, the body dedicated to messaging possible alien civilisations Comment