And other science headlines you don't want to miss.
Collective intelligence is seen throughout the natural world, like in flocks of birds or schools of fish. Here's how humans could tap into their own kind of collective intelligence.
By giving bees visual math quizzes, scientists discovered that these insects know a null set when they see one.
In a new study, sheep can pick out a celebrity face from a rando's.
In other words, ravens are really smart.