Why? with Emma Kennedy

Why everything you think about parasites is wrong

Parasites. Just saying the word makes most of us recoil - we think worms, infestations, grim biology lessons and maybe even mind controlling fungi. But what if everything

Are seed oils bad for us? – with ZOE's chief scientist Dr. Sarah Berry

Seed oils are everywhere. They’re in your chips, your salad dressing and even in your biscuits. But in the age of social media, they’ve become the latest food villain. Ac

Is listening to heavy metal a life hack?

Forget spa music and whale songs, turns out the real relaxing music might be a blast of heavy metal. Studies suggest towns with more metal bands have fewer alcohol-relate

Why do some people hate exercise?

Why do some people love the gym while others hate it? A new study suggests it might be about personality, not willpower. Dr Flaminia Ronca, researcher at the Institute of

Why is sunscreen suddenly controversial?

For years, sunscreen was the dullest health advice around: slap it on, don’t burn, lower your cancer risk. Easy. But in the weird world of TikTok wellness hacks and alarm

Why can’t I pay attention to anything?

From phones to laptops to smartwatches, modern life is constantly pulling us in a dozen directions at the same time and it’s leaving us stressed, distracted, and less pro

Why are antibiotics losing their powers?

What if the next health crisis isn’t a new virus, but the slow erosion of the medicine we’ve taken for granted? For nearly a century, antibiotics have been the quiet mira

Why are we obsessed with protein?

We’re back and we’ve got some questions. Protein has taken over the supermarket. Crisps, popcorn, cereal and even coffee now boast about their protein content. But do we

Will we ever really understand evolution?

We’re back and we’ve got some questions. Evolution has shaped us into the odd-looking, brilliant creatures we are, but how exactly did it do it? Why did our genetics sett

What are microplastics doing to our bodies?

Microplastics are turning up everywhere; in our lungs, blood, even our brains. They’re tiny, toxic, and almost impossible to avoid. So what can we do about them? Today, E

How is Ozempic changing the world?

We’re back and we’ve got some questions. Weight-loss injections are reshaping more than waistlines. They’re changing the world we live in. Drugs like Ozempic were develop

Why do we fall for fake news?

We’re back and we’ve got some questions. How does fake news pull us in? From deepfakes to dodgy headlines, we’re constantly navigating a minefield of misinformation. It s

Why do we laugh?

We’re back and we’ve got some questions. What is laughter? A joyful cackle, a nervous snort, a full-body wheeze. It’s how we react when life gets silly, or sometimes pain

Why are some of us gay?

We’re back and we’ve got some questions. Sex, attraction, identity all bring up strong debates. For years, scientists have tried to pin down why we fancy who we fancy. Ge

Could we make a real Jurassic Park?

We’re back and we’ve got some questions. When Jurassic Park roared into cinemas in 1993, it wasn’t just the dinosaurs that captured our imaginations – it was the idea tha

Why are we obsessed with being special?

We’re back and we’ve got some questions. Why are we so obsessed with being special?Today, we’re diving into the strange modern urge to define ourselves at all costs. Onli

What happens if billionaires become immortal?

We’re back and we’ve got some questions. Billionaires want to live forever – and they might just pull it off. From young blood transfusions to gene-hacking and basement l

What is scrolling doing to our brains?

We’re back and we’ve got questions. Are you a doomscroller? Are you endlessly flicking through a feed of memes, photos of your coworker’s holidays and articles you’ll nev

Why does medicine ignore women? with Naga Munchetty

We’re back and we’ve got questions. From misdiagnosed heart attacks to the gaslighting of chronic pain, women’s health has been stuck in triage for far too long. Women ar

How could we talk to space aliens?

We’re back and we’ve got questions. We always imagine first contact with aliens as a conversation. But what if talking is the problem? How could we ever prepare for the a