Engineering Questions – If all the vehicles in the world were to convert to electric, would it be quieter?

Long Read

If everyone everywhere received a free electric vehicle at the same time – and owners were required to travel at really slow speeds across well-maintained roads – the world would sound different. But that doesn’t mean it would be quieter. People can have different feelings about the same...

Sewer Robots! Is poor communication blocking their ability to keep our pipes clean

Deep Dive

An army of sewer robots could keep our pipes clean, but they'll need to learn to communicate Hidden from sight, under the UK’s roads, buildings and parks, lies about one million kilometres of pipes. Maintaining and repairing these pipes require about 1.5 million road excavations a year, which...

Infographic: What are the worlds biggest cities going to be in 2100?

Long Read

The United Nations has predicted the world’s population to be 9.8 billion in 2050. However, that is set to soar to an astonishing 11.2 billion people by the end of the decade - so what will be the largest city in the world in 2100! In 2010, Tokyo,...