The Artemis 2 astronauts will venture deeper into space than any human has gone before. That presents some seriously exciting ...

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, ...

Entamoeba histolytica is a single-cell parasite that causes intestinal disease, but sometimes invades the body, attacking cells and creating liquefying abscesses. UC Davis parasitologist Katherine ...

Losing weight is, for most of us, both painful and difficult to the point of impossibility. It’s either an exercise in self-denial, counting calories or hours until your regimen says you can eat again ...