In 1972, the US meteorologist Edward Lorenz asked a now-famous question: "Does the flap of a butterfly's wings in Brazil set off a tornado in Texas?" The image of the tiny flapping butterfly has ...

The image of the tiny flapping butterfly has come to stand for the outsized impact of small actions, or even the inherent unpredictability of life itself. But what was Lorenz – who is now ...

The robotic “flying detector” will be deployed to the lunar south pole as part of China’s Chang’e-7 mission, which aims to bring the country closer to landing astronauts on the moon within ...