Hands, text, backgrounds, and too-perfect faces can give AI away. Use these five quick checks — and a final context test — to judge images fast.

Images of plants painted on pottery made up to 8,000 years ago may be the earliest example of humans’ mathematical thought, a study has found.

Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...