Question of the Week, from the Naked Scientists
Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...
- Update frequency
- every 6 days
- Average duration
- 4 minutes
- Episodes
- 629
- Years Active
- 2008 - 2025
Do pets look like their owners?
We find out if the old adage is true - do pets really look similar to their owners? Or is it just that we only tend to remember those that do look similar? Plus, we ask why pigeons like settling on o…
00:03:41 |
Mon 18 Jan 2010
How do countries add up their CO2 emissions?
In this environmentally-themed QotW we find out how nations across the globe add up their greenhouse gas contributions. Does everyone do CO2 accounts in the same way? Plus, we ask why it is that pets…
00:03:38 |
Mon 11 Jan 2010
Why can't dogs eat chocolate?
We discover why delicious chocolate is deadly for dogs. Why should they be denied the pleasure? Plus, we ask how countries measure their carbon dioxide output accurately. Like this podcast? Please he…
00:03:37 |
Mon 21 Dec 2009
What would happen if you 'Tasered' an elephant?
We find out what would happen if you tried to use a stun gun on an elephant. Would you live to tell the tale? Plus, we ask why dogs need to avoid chocolate... Like this podcast? Please help us by sup…
00:02:41 |
Mon 14 Dec 2009
How do you propagate seedless fruit?
We find out how one makes more seedless grapes, bananas, oranges and watermelons when they don't have any seeds! Plus, we ask what would happen if you had the audacity to Taser(tm) an elephant... Lik…
00:04:40 |
Mon 07 Dec 2009
How much radiation does an x-ray expose you to?
This week's question is all about the cell-zapping power of radiation. Just how much does a standard medical scan expose you to? How does that compare to the levels radiation workers are limited to r…
00:04:22 |
Mon 30 Nov 2009
Why serve white wine chilled?
Why is it that we serve white wines and red wines at different temperatures? Does this really affect the bouquet? Plus, we ask how many x-rays are too many. Like this podcast? Please help us by suppo…
00:03:12 |
Mon 23 Nov 2009
Do red skies at night mean shepherd's delight?
We find out why it is we see red skies at all and the meteorology behind, Red sky at night, shepherd's delight; red sky in the morning, shepherd's warning. Is it true? Plus, we ask why different wine…
00:04:06 |
Mon 16 Nov 2009
How many offspring does a sperm donor create?
We find out how many children a sperm donor will father. Is there a limit to the number? Plus, we ask whether red skies at night really do delight shepherds. Like this podcast? Please help us by supp…
00:04:08 |
Mon 09 Nov 2009
Why does holding the TV aerial improve the picture?
Why is it that, when your mum asks you to move the TV aerial to a better position, the signal improves while you move it about and then degrades as soon as you let go? We find out what it is that mak…
00:03:16 |
Mon 02 Nov 2009
What are floaters?
We find out what vitreous floaters are and how they can be removed. Will a coil of wire do the trick? Plus, we ask why holding a TV aerial can improve the picture. Like this podcast? Please help us b…
00:03:18 |
Mon 26 Oct 2009
Are Spiders Expert Architects?
How do spiders make such perfect webs? Are they expert architects, mathematical geniuses or natural engineers? Plus, we ask what the floaters in our eyes are, and if we can pull them out of the way…
00:03:27 |
Sun 18 Oct 2009
Is it dangerous to sit too close to the TV?
We find out why we were told as kids not to sit too close to the television. Is there any scientific basis to the warning? Plus, we ask how it is that spiders manage to build such intricate and regul…
00:04:07 |
Sun 11 Oct 2009
How do sharks make blood?
We find out how sharks, proud owners of cartilaginous skeletons, make red blood cells without the aid of bone marrow. Plus, we ask whether it's safe to get up close and personal with your television …
00:03:35 |
Sun 04 Oct 2009
Why do we have fingerprints?
Just what is the point to all those ridges and furrows set into our fingers, toes, palms and soles? We do some detective work on the answer. Plus, we ask how sharks make blood when they have bones ma…
00:03:21 |
Sun 20 Sep 2009
What dictates the frequency of the waves?
We discover what it is that makes fewer or more waves crash against the shore each minute. Is it the tides, the sun or the number of surfers? Plus, we ask, why do we have finger prints? Like this pod…
00:03:16 |
Sun 13 Sep 2009
Do Plants have Immunity?
We find out if and how plants might combat little nasties like bacteria and viruses. Plus, we ask what defines the frequency of ocean waves. Like this podcast? Please help us by supporting the Naked …
00:05:04 |
Sun 06 Sep 2009
Tattoos Forever
We find out why tattoos can hang around for a lifetime. Plus, we ask if plants have an immune system. Like this podcast? Please help us by supporting the Naked Scientists
00:03:40 |
Sun 02 Aug 2009
Setting the Pace
We find out how pacemakers keep your heart in check, even if you go running after a bus. Plus, we ask how tattoos manage to stay under your skin for so long. Like this podcast? Please help us by supp…
00:03:11 |
Sun 26 Jul 2009
Snap, Crackle and Pop!
We find out what it is that makes rice-based cereals so noisy. Plus, we ask how does a pacemaker know to keep step with a human heart? Like this podcast? Please help us by supporting the Naked Scient…
00:02:43 |
Sun 19 Jul 2009
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