DENVER — The Front Range bid farewell to a rainy weather pattern Tuesday evening with a round of double rainbows. One thing you may have noticed, if you were lucky enough to spot one, was that the ...

Scientists have solved the mystery of why some closely-related species of an iconic reef fish have vastly different colour patterns, while others look very similar. Scientists have solved the mystery ...

Honeybees rely heavily on flower patterns – not just colours – when searching for food, new research shows. A team led by the University of Exeter tested bee behaviour and built bee's-eye-view ...