Podcast Episodes

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 4 months, 1 week 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 4 months, 2 weeks 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 4 months, 3 weeks ago

Why do animals swallow rocks?

What would you discover inside the stomach of a sea lion? CrowdScience listener Robyn found out first-hand when she volunteered at her local museum in Adelaide, Australia. The team dissecting the spe…

Published on 5 months ago

How do you measure a mountain?

On the banks of the St Lawrence River in Quebec stands a 100-year-old lighthouse. While initially built to help boats navigate one of Canada’s most difficult waterways, the Point-de-Père site now als…

Published on 5 months, 1 week ago

Where in the world will I weigh least?

Host Anand Jagatia tackles gravity - a fundamental force of the universe yet also an everyday mystery that has baffled several listeners. Can you outrun it? Or at least use it to get fitter? If it va…

Published on 5 months, 2 weeks ago

Are there global food allergy hotspots?

Are food allergies higher in the West than the East? UK-based listener Jude wants to know the answer. Her daughter-in-law Min didn’t know anyone with food allergies when she was growing up in South K…

Published on 5 months, 3 weeks ago

Are humans naturally monogamous?

CrowdScience listener Alina is in a relationship with a polyamorous partner and is very happy with this arrangement, which got her thinking – why is monogamy so often the norm in human societies?

Pres…

Published on 5 months, 4 weeks ago

Is water wet?

The wetness of water seems blindingly obvious - but dive into the science and things aren’t so clear.

CrowdScience listeners Rachel and Callum were washing their hands one day and it got them thinki…

Published on 6 months ago

Whatever happened to tangerines?

It’s citrus season in the northern hemisphere, and fruit trees are bursting with oranges and lemons. But CrowdScience listener Jonathan wants to know what happened to the tangerines he ate as a child…

Published on 6 months, 2 weeks ago