For a long time, scientists judged animal intelligence by how closely it resembled human behavior. That left a lot unnoticed.

The global search for the most intelligent animals has become one of science’s most captivating pursuits. From jungles to oceans to treetops, researchers are continually discovering surprising new ...

Apr. 21—Artificial intelligence is rapidly transforming how Americans work, learn and interact with one another. Less obvious, but no less consequential, is how the tool is redefining the relationship ...

Sperm whales are a highly intelligent species, and new discoveries about their communication implies a complex language ...

In nature, interactions between species are often framed in terms of survival—those that hunt and those that are hunted. But research is showing some animals form surprising partnerships, reshaping ...

Add Yahoo as a preferred source to see more of our stories on Google. People are sharing the wildest displays of animal intelligence they’ve ever witnessed. One of the best things about house pets is ...

Why do we underestimate cattle? Many choose to think of "edible" animals as unintelligent, but in the case of cattle, ...

An international team of researchers has found evidence that both total brain size and the size of a brain in relation to the body are factors that determine intelligence in animals. In their paper ...