Add Yahoo as a preferred source to see more of our stories on Google. Simply defined as the process of adding artificial snow to a tree, flocking is easier to accomplish than you might think. You ...

Watch a flock of starlings for a few minutes and it’s easy to see its remarkable behaviour. The birds seem to move in synchrony even though they can be separated by the width of the flock itself.

When algae and bacteria with different swimming gaits gather in large groups, their flocking behavior diminishes, something that may reduce the risk of falling victim to aquatic predators. This ...