CrowdScience Episodes Episode guide
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Why do we cry?
Only humans cry emotional tears, whether it’s tears of sadness or tears of joy. But why?
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Do tsunamis affect marine life?
Tsunamis cause huge destruction on land, but what’s it like for life under the waves?
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Are near-death experiences real?
Are near-death experiences visions of an afterlife?
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Why do people love horror films?
The scary science and terrifying truths behind people's love of horror films
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Should we help maggots and caterpillars?
How do we learn to love the unsung insects that do so much good in gardens and farms
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Can we record our senses?
Can we record what it's like to taste, smell, or touch something?
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Are atoms immortal?
Do atoms exist forever, or can they be destroyed?
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Why are some animals black and white?
Why are zebras so stripy? Why do penguins wear tuxedos?
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Answers to even more questions
Questions inspired by previous episodes of CrowdScience
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Do birds understand us?
Listener David can mimic bird calls, but he wants to know if his chirps have any meaning
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Why am I so sentimental?
Why do we get so attached to our possessions?
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Will drinking milk help me live longer?
Is drinking milk good for us, or an unnecessary habit?
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How long will traces of our civilisation last?
If intelligent life visits Earth millions of years from now, will they find traces of us?
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How does camouflage work?
Where does military camouflage come from? And can you hide your body’s heat signature?
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How long does light last?
Trying to catch a glimpse of the oldest stuff in the universe
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Can we stop the rain?
Can we use science to stop the rain from falling?
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How are teeth made?
What are teeth made of and why can’t we have unlimited replacements, like sharks?
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Could technology improve our brains?
Can technology restore memories or cure the symptoms of neurodegenerative conditions?
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What if the Earth spun backwards?
If planet Earth spun backwards, would life still be the same?
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Where did Earth’s water come from?
Seventy percent of our planet is covered in water, but where did it all come from?
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Can we harness solar energy from other stars?
Can we harness the energy of the stars?
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Why are twins special?
Why are we fascinated by twins?
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How can we persuade more people to cycle?
Can behavioural science help listener Hans with his aim to get more people on bikes?
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Was there an idyllic time before carnivores?
Was there ever a time when life on earth was peaceful? No predators, no prey, just vibes?
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What’s that background hum I hear?
We explore the science behind hums – phenomena of persistent, low noise
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What on earth is quantum?
A CrowdScience guide to quantum physics
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Can eating honey help save bees?
Bee populations are declining - could eating honey help support them?
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Is my yoghurt really alive?
Local culture and local cultures at the Sofia Science Festival in Bulgaria
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Is red sky at night really sailor’s delight?
Just how reliable is this common weather proverb?
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Why can't I fall asleep?
Why is getting to sleep much harder for some people than others?
