Fish introduced to a mirror began to act strangely, swimming upside-down or spreading their fins. They also tried to scrape a mark from their throats. Reading time 5 minutes New research seems to ...

(Nanowerk News) Researchers from Universidad Politécnica de Madrid and University of Florence are developing a bio-inspired robot equipped with special chemical sensors able to detect the pH of water.

Add Yahoo as a preferred source to see more of our stories on Google. In this undated photo provided by researcher Alex Jordan in February 2019, a cleaner wrasse interacts with its reflection in a ...

NEW YORK (AP) — Scientists report that a fish can pass a standard test of recognizing itself in a mirror — and they raise a question about what that means. Does this decades-old test, designed to show ...