Why do we like some animals and hate others?

What makes us fawn over a puppy, but run away from rats?

• 31 mins

Which milk is best for me and the planet?

Is switching from dairy milk to plant-based milks a healthier choice?

• 32 mins

What are dreams for?

Do we actually need to dream? Is there an evolutionary reason for it?

• 29 mins

Why do we find things beautiful?

Humans seem programmed to appreciate beauty – but why?

• 30 mins

Will we ever know what the universe is made of?

CrowdScience finds out if there’s a limit to what physicists at CERN can discover

• 35 mins

Could viruses help fight super-bugs?

CrowdScience travels to Georgia in search of solutions to antibiotic resistance

• 30 mins

Did cooking make us human?

When did we switch from eating our food raw, to heating it?

• 30 mins

How does a single cell become me?

How do trillions of individual cells work together to build bodies?

• 27 mins

Could dark matter harbour dark life?

Marnie Chesterton answers Indian listener Gautam’s question about dark life

• 31 mins

Could our household microbes help or harm us?

We revisit our episode on dust to decide what we should do with our invisible housemates

• 32 mins

How are we evolving?

How are we changing genetically to adapt to modern lifestyles and our environment

• 33 mins

Can singing improve our health?

Could this much-loved musical pastime improve our mental and physical strength?

• 32 mins

Are there new ways to beat depression?

We investigate how science is uncovering new ways to help beat long-term depression

• 26 mins

What’s the best way to breathe?

Can certain breathing techniques improve your exercise performance?

• 30 mins

Can we prevent traffic jams?

Should our cities cater less for cars and what are the alternatives?

• 34 mins

Why do some people eat soil?

What drives the body to crave something that isn’t real food?

• 33 mins

Who were the first farmers?

The story of how our ancestors tamed plants and animals

• 28 mins

Where’s my time machine?

When will sci fi’s favourite technologies become reality?

• 42 mins

Why do we pull faces when we concentrate?

We tackle the science of scowling, gesturing, and counting

• 33 mins

How many fossils are there?

Have we already found the last T. rex? Or are there many more to be discovered?

• 30 mins

Can I predict the future?

There are ordinary people among us who are exceptionally good at predicting the future

• 36 mins

Global infertility: Could The Handmaid’s Tale become reality?

What could cause mass infertility? Marnie Chesterton investigates

• 40 mins

How can I motivate myself?

We put science to the test to try and find out how can we best motivate ourselves.

• 37 mins

Do we need more space stations?

Would more satellites and space stations help us get further into the solar system?

• 31 mins

Are extroverts really happier?

We probe the links between happiness, personality and culture

• 27 mins

Can my migraines be cured?

What’s happening in my brain when I get a migraine? CrowdScience investigates

• 33 mins

Could I learn to think like Sherlock Holmes?

What does science have to say about the famous fictional detective?

• 34 mins

Is a vegan diet better for your health?

Many people follow a plant based diet, but is a vegan diet really better for your health?

• 33 mins

Do green spaces make us healthier?

Is there more to living alongside greenery?

• 33 mins

How can I live a longer life?

What is the secret to living healthily into very old age?

• 26 mins