From problem-solving to emotional intelligence, these five animals exhibit brainpower that rivals humans.

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 ...

Measuring animal intelligence is tricky. As humans, we can only compare the smarts of other creatures with our own — an inherently biased benchmark. "Asking which species is smarter is like asking if ...

Researchers at the University of College London recently undertook a massive study to better understand chimps. The team analyzed data from fecal samples of 828 wild chimpanzees across 30 populations, ...

When people think of intelligent animals, they immediately think of dolphins, elephants, and chimpanzees. But one of the most ...

Bottlenose dolphins are widely regarded as some of the most intelligent non-human animals. When exposed to mirrors, dolphins ...