NewScientist The Last Word - Tag 'domestication' details

Tag 'domestication' details

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Life glue What causes cells to stick together in the human body rather than simply falling apart?McKenzie Gibson, Glasgow, UK
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Asked by Michael Marshall
on 2008-01-16 17:48:40

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Categories: Domestic Science, Human Body, Planet Earth, Unanswered.

Tags: human body, unanswered, domestic science, planet earth.

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Filthy lucre?

Can viruses and bacteria be transmitted on coins or notes, which pass through so many hands? What is the likelihood of catching something unpleasant from money, and if it does harbour disease, what might I catch? Finally, what is the average number of germs likely to be hitching a ride on coins or paper money?Michaela Lanzarotti, Pesaro, ItalyViruses can survive on banknotes, as scientists in Switzerland recently showed when they dripped flu virus onto notes accompanied by human nasal mucus. The viruses remained viable for up to 17 days (see www.newscientist.com/channel/health/dn12116) - Ed

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Asked by Michael Marshall
on 2007-12-12 17:47:40

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Categories: Domestic Science, Human Body.

Tags: human body, domestic science.

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Spirit in the sky How do manufacturers calibrate spirit levels? I have two spirit levels and one is way out. Can I recalibrate it?Dave Gellard, London, UK
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Asked by Michael Marshall
on 2007-11-21 17:46:48

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Categories: Domestic Science.

Tags: domestic science.

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Ice belt I took this half-full tub of pasta sauce out of the freezer to thaw (see Photo). The sauce had been put into the freezer when warm. Why did the ring of ice not stretch from the level of the sauce to the base of the tub?Ewan Drysdale, Head of Chemistry, Kimbolton School, Huntingdon, Cambridgeshire, UK
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Asked by Michael Marshall
on 2007-10-19 18:00:18

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Categories: Domestic Science.

Tags: domestic science.

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On the wall How does the commercial product Blu-Tak work, what is it made of and how is it able to remain sticky for so long?James Atkin, Harrogate, North Yorkshire
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Asked by damian
on 2007-10-16 18:06:04

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Categories: Domestic Science, Technology.

Tags: domestic science, technology.

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Unhealthy viewing If I blow cigarette smoke vertically upwards while watching television and it floats past one of my eyes while I keep the other closed, I see clear interference patterns. Could this phenomenon be used to measure the granular size of smoke particles or is it a symptom of couch potatoes?Peter Robbins, London
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Asked by damian
on 2007-10-16 18:05:39

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Categories: Domestic Science.

Tags: domestic science.

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Ice history What happened to Erasto Mpemba, the Tanzanian student who in 1969 discovered that hot ice-cream mixture froze faster than cold mixture and provoked a debate that is still going on in the pages of New Scientist?A. Kortlandt, Oxford
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Asked by damian
on 2007-10-16 18:05:10

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Categories: Domestic Science.

Tags: domestic science.

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Scratch and sniff For all of my 27 years I have been extremely allergic to furry animals, being unable to last a couple of minutes with one around without starting to sneeze and itch. Last December I gave up caffeine drinks and subsequently my allergy has completely disappeared. Is there a connection?Eleanor Roberts, Hounslow, Middlesex
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Asked by damian
on 2007-10-16 18:04:48

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Categories: Domestic Science, Human Body.

Tags: human body, domestic science.

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Garlicked Your article, â€œThe good thing about garlic breathâ€ (Science, 25 January, p 14) explained the human bodyâ€™s reaction to eating garlic by releasing chemicals during metabolic changes. To mitigate garlic breath, one is supposed to eat fresh parsley or other herbs. How do the herbs affect those chemicals?Martina Rowley, Sunningdale, Berkshire
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Asked by damian
on 2007-10-16 18:03:28

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Categories: Domestic Science, Human Body.

Tags: human body, domestic science.

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Smells at bay Adding a bay leaf to boiling broccoli or Brussels sprouts is an effective way of reducing the pong. Why is this? And does the trick also reduce the anticancer properties of these vegetables?John Thurman, Norwich
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Asked by damian
on 2007-10-16 18:03:14