Mobile data connects to either a 3G, 4G or 5G network, whose signals are transmitted from masts dotted around the country. In the UK, 3G is being phased out as the majority of mobile phones use 4G ...

Engineers have transmitted data at a blistering rate of 1.84 petabits per second (Pbit/s), almost twice the global internet traffic per second. It’s hard to overstate just how fast 1.84 Pbit/s ...