One of the ways we try to understand the origins of human intelligence is by looking at its equivalents elsewhere in the animal world. But doing so turns out to be more complicated than it might seem.

Some birds—including blue jays—are strong vocal learners that can mimic other birds and make lots of different sounds. Jocelyn Anderson via Wikimedia Commons under CC BY 3.0 Birds can make an array of ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. What does it mean to be intelligent? If it’s defined by having ...

COLUMBUS, Ohio — Computers have a reputation for solving complex problems; pigeons not so much. However, a new study from researchers at Ohio State University suggests perhaps pigeons don’t get enough ...