Scientists are checking up on the health of forests by analysing the sounds in them. They test their vital... more

Marlo the labrador is learning how to sniff out Covid-19 in the UK. In Tanzania, Polish hound Thor is on... more

This is the story of how one man is trying to transform lives through the power of the humble bicycle.... more

Machines to shred, melt and mould waste plastic are popping up in workshops around the world - from the UK... more

Irrigation pipes have been designed to double as mid-air walkways to help slow lorises cross open farmland in Indonesia; and... more

As many countries contemplate the best way to care for an ageing population, a common question is how to support... more

Is it possible to construct a new building, just by reusing materials from homes and offices that have been... more

Togo has found a high-tech way to identify people who need financial help in the pandemic and send them emergency... more

A greenhouse cooled and humidified by seawater and the wind is transforming arid land. In Somaliland, vegetables have been grown... more

The world generates more than two billion tonnes of rubbish every year. So we’re visiting companies in Sweden that want... more