Cancer care has changed a lot in recent years. Doctors do not just look at how a tumour looks under a microscope. They also study the genes inside cancer cells to understand how the disease behaves.

Fluorescence in situ hybridization (FISH) testing is a molecular pathology test that helps identify specific genes in a person’s cells. It can show how genes have changed and whether there is an ...

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 ...

NEW YORK — 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 self ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A little fish just passed a classic scientific test of self-awareness ...

WASHINGTON (Reuters) - A small tropical reef fish was able to recognize itself in a mirror, scientists said on Thursday in a finding that raises provocative questions about assessing self-awareness ...