Looking forward to a bright new world in 2021? In this issue of How It Works magazine, we’re looking ahead to the hottest developments in science and technology, including: the launch of NASA’s JWST – the deepest-looking space telescope ever, a man-made meteor shower, robots at the Summer Olympics, and a rare emergence of cicadas, millions-strong as Brood X hatches. Also this issue: why soap’s better than hand sanitiser, the solar system’s weirdest moons, the mystery of ball lightning, how the coronavirus vaccine works, and more. Plus: grab 2 posters and 2 How It Works specials worth £20, for free!