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 ...

Though experts say this response is normal, anxiety shouldn’t keep people from flying, which is still the safest form of travel globally. We asked experts how to manage fear of flying.

Does the flap of a butterfly's wings in Brazil set off a tornado in Texas? Our story begins in the 1960s, when Lorenz was trying to use early computers to predict the weather. He had built a basic ...