Two British schoolboys whose new climate technology had Nasa knocking on their door have described the “overwhelming” feeling of seeing their invention used around the world. Thenuk Rodrigo and Simba Shi, both 17-year-old Eton College pupils, co-founded environmental start-up ReefSound last summer, aiming to use AI analysis of sound recordingsContinue Reading

A billionaire spacewalker has returned to Earth after five days in orbit, ending a trip that saw him travel higher than anyone since Nasa’s moonwalkers. SpaceX’s capsule splashed down off the coast of Florida shortly after 3.37am EDT (8.37am BST) carrying tech entrepreneur Jared Isaacman, two SpaceX engineers and aContinue Reading