Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Cells contain various specialised structures - such as the nucleus, mitochondria or peroxisomes - known as “organelles’’. Tracing their genesis and determining their structure is fundamental to ...

Researchers think a microbe that was engulfed by an algal cell 100 million years ago has since evolved into an integral part of the cell's machinery. When you purchase through links on our site, we ...