Sea change
The oceans are the largest carbon reservoir on earth. So how can we harness them to remove even more carbon dioxide – but without damaging precious ecosystems? Maria Burke assesses the options
Greener shipping
The days of dirty marine fuel are over, and the ships of the future will be powered by biofuels, methanol, ammonia, hydrogen or wind, reports Jasmin Fox-Skelly
Electric dreams
With sales of EVs surging, improvements in electric batteries are likewise racing ahead, Anthony King reports
Chemistry games
Virtual reality is big in the world of video games. Now the technology is being used to view – and potentially touch – chemistry in a way it has never been approached before. Katrina Megget reports