Podcast Episodes

How can we persuade more people to cycle?

Cycling is good for our health, good for the planet, and it can be an efficient way of moving around busy cities. But despite all the rational arguments for it, in most cities the number of people wh…

Published on 4 months, 1 week ago

Was there an idyllic time before carnivores?

Was there ever a time when life on earth was peaceful? Free of violence? No predators, no prey, just... vibes? Or has nature always been 'Red in Tooth and Claw'?

Have we always been eating each othe…

Published on 4 months, 2 weeks ago

What’s that background hum I hear?

In the dead of night at his home in Machinjiri, Malawi, CrowdScience listener John can hear a small, but persistent, hum. Whenever it’s quiet enough, the hum is there – but what’s causing it? And is …

Published on 4 months, 3 weeks ago

What on earth is quantum?

Listener Christine wants to understand one of the strangest phenomena in the universe. But to get to grips with it, she’ll need a crash course in the bizarre behaviour of the very small. Here, things…

Published on 5 months ago

Can eating honey help save bees?

CrowdScience listener Saoirse is vegan and doesn’t eat honey. But she’s been wondering - might honey actually have environmental benefits, by giving bee populations a boost?

To find out, presenter An…

Published on 5 months, 1 week ago

Is my yoghurt really alive?

Bulgaria is famous for its yoghurt, a fermented milk food full of ‘good’ bacteria that has kept hungry Bulgarians healthy for over 4000 years.

Inspired by that, and a question from a CrowdScience lis…

Published on 5 months, 2 weeks ago

Is red sky at night really sailor’s delight?

You may have grown up hearing the saying “red sky at night, sailor’s delight, red sky in morning, sailor’s warning” - or maybe a variation of it. CrowdScience listener Alison, who sees many dazzling …

Published on 5 months, 3 weeks ago

Why can't I fall asleep?

Some people fall asleep almost as soon as their head touches the pillow, while for others it can take hours of tossing and turning. CrowdScience listener Assia needs at least 45 minutes to get to sle…

Published on 5 months, 4 weeks ago

Can we feed everyone?

According to the United Nations Food and Agriculture Organisation, 800 million people are going to bed hungry every night, but 2 billion people in the world are malnourished. Farmers across the globe…

Published on 6 months, 1 week ago

Why am I always late?

CrowdScience listener Sid is running late, and he’s turning to science to find an excuse. He and his partner Steffi in Singapore have very different attitudes to timekeeping. They wonder if this is d…

Published on 6 months, 2 weeks ago