Environmental and health disaster in SE Asia caused by illegal forest fires and El Niño
A global survey on rest, the Rest Test is launched
How to grow food on new planet
A Scottish karate referee and a Brazilian taekwondo champion share their experiences
Generation Open heralds a brave new world of open data
How did this simple machine change the world?
Surfer Helen Scales goes in search of the perfect man-made wave.
How did the bicycle change the world?
Researchers have built the first sonic tractor beam that lifts objects using sound waves
How to feed the biggest refugee crisis since World War Two