Does taking Vitamin C help to stop a cold?

by Kahliah Laney Eyes may be”the window to the soul,” but as it turns out, the eyes can also tell a lot about a person’s overall well-being. “Eye exams don’t only help detect issues with your vision or eye health, but can also help identify other chronic health issues like diabetes, heart disease and even…

PFAS (per- and polyfluoroalkyl substances) can be found in many everyday items from cosmetics to raincoats and non-stick pans. They’ve also been found in food and water – and even in our bodies. But what exactly are they? And are they dangerous? Scientist Mark Miodownik explores. Made by BBC Ideas in partnership with the Royal…