TechnologyThere's a global shortage of computer chips – what's causing it? The covid-19 pandemic, a trade war between the US and China and a drought in Taiwan have affected the availability of computer chips for cars, appliances and video game consoles 51¶¯Âþ
TechnologyA hydrogen fuel revolution is coming – here's why we might not want it Hydrogen is widely touted as a green fuel for everything from cars and planes to heating homes. But all too often it has a dirty secret Features