Podcast Episodes
Back to SearchHow old are the elements?
You are a star. Literally. You are a carbon-based life form and those atoms of carbon in the molecules that make up your cells were formed by a nucl…
5 years ago
Could we turn poisonous plants into edible crops?
There are over 400,000 species of plant on earth, they’re on every continent including Antarctica. But humans only regularly eat about 200 species gl…
5 years ago
Why is learning stuff harder as you get older?
Have you taken classes to learn a new sport or musical instrument or a language? It’s hard work! Why is it that as children we effortlessly absorb ne…
5 years ago
Why are seeds such different sizes?
When eating a blackberry one day, CrowdScience listener Charles got a tiny seed stuck in his teeth. That got him wondering: why are seeds the size th…
5 years ago
What can we learn from wastewater?
Most of us don’t like to dwell on our toilet habits, but this week Crowdscience has gone down the drain to discover what wastewater can tell us about…
5 years, 1 month ago
Why does grief leave me feeling this way?
Grief is universal. It is something almost all of us will go through at some point. And it is something that the people we love will experience when …
5 years, 1 month ago
Why do we gossip?
Gossip often has negative connotations, but does it get a bad rap? Might it serve a useful function and should we think of gossiping as an advanced s…
5 years, 1 month ago
If a tree falls in a forest does it make a sound?
If a tree falls in a forest, and no-one is there to hear it, does it make a sound? This is an age-old debate that listener Richard and his family hav…
5 years, 1 month ago
Do animals use medicine?
Animals experience all the colds, stomach pains, headaches, parasites, and general illnesses that humans do. But unlike us, animals can’t just grab a…
5 years, 2 months ago
Can space exploration be environmentally friendly?
The space industry, with its fuel-burning rockets, requirements for mined metals and inevitable production of space junk, is not currently renowned f…
5 years, 2 months ago