A finger-length fish has reignited a long-running debate about self-awareness, cognition and how much we’ve underestimated ...

Awareness, especially self-awareness, is very difficult to study.  Self-awareness evolved among our animal ancestors and is ...

The standard test of self-awareness is being able to recognize ourselves in a mirror. Although chimpanzees pass this test with flying colors, gorillas have inconsistent results. Dogs flunk by treating ...

Joining the likes of killer whales (Orcinus orca) and bottlenose dolphins (Tursiops truncatus), plus a number of primates, a common dark-furred mouse has passed what’s known as the mirror test, backed ...