The Guardian’s science editor, Ian Sample, talks to Madeleine Finlay about three eye-catching science stories from the week, including a study that explores the link between exercise and brain health.

A decade ago, scientists funded by the National Institutes of Health used ferrets to engineer a highly lethal flu virus. The purpose of the research — known as “gain of function” — was to better ...

It may sound like the start of a Frankenstein story, but scientists from New York University (NYU) and the University of Chicago have developed artificial cells made of non-biological matter that ...

An often-ignored type of cell in the brain plays a dynamic and surprisingly complex role in our ability to process information, according to new research. An often-ignored type of cell in the brain ...