The EEG is an incredibly important medical tool — and it’s been failing Black patients for decades. So today we’ll hear from two young, Black scientists who teamed up with hairdressers to do something about it. We speak to neurologist Dr. Jessie Baity, engineer Arnelle Etienne, biomedical scientist Lietsel Jones, and hairstylist Nina Woodley. 

Do vegans have a right to be so smug? We’re finding out whether it really is better for the environment, and our bodies, to go vegan. We speak to environmental researcher Joseph Poore, historian Prof. Connie Hilliard, anthropologist Prof. Katharine Milton, and nutrition researcher Prof. Roman Pawlak.

Celebs and wellness blogs treat water like a magic elixir that will make us the most attractive and healthiest version of ourselves. But do these claims hold water? And how much do we really need to be drinking to stay healthy? We speak to Professor Hollie Raynor, Professor Stavros Kavouras and Dr. Tamara Hew-Butler to find out.