There's nothing more frustrating than not being able to sneeze when you feel like you have to let one out. While a big sneeze can be jarring and a little messy, it's completely normal bodily function.

However, it’s not always possible to recruit sick people for studies. To that end, researchers from the Universitat Rovira i Virgili (URV) in Spain have designed and built a 3D model of the human ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...