Squares, triangles, circles - these geometric shapes appear everywhere in art and architecture going back all through human history. Geometric regularity seems to be something that the human brain is ...

Crows are highly intelligent. They can recognize faces, hold grudges, and even recognize cars. Crows cache food, and will move it if another creature sees them hiding it. They use tools, and fashion ...

Zebra finches don’t just mimic sounds—they understand them, revealing surprising insights into animal communication and ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...