2,800 search results
What do we know about the seven Earth-like planets?
Science, Maths & Technology

What do we know about the seven Earth-like planets?

...think this star is wearing shades. With a mass of only 8% of the sun’s and shining less than 0.1% as brightly, it is at the small, faint end of the “red dwarf” star type, barely able to power itself by nuclear fusion. Proxima, the nearest star beyond the solar system (4.24 light years away), where recently a single planet was discovered, has 12% of the sun’s mass...
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Article 5 mins
Weighing up the reliability of expert criminal evidence
Society, Politics & Law

Weighing up the reliability of expert criminal evidence

...system, and through its Codes of Practice and Conduct (Codes) recognises how factors such as bias and uncertainty of measurement can undermine the reliability of evidence. Mitigation of these types of issues can vary between the different disciplines of forensics. For example, some would argue uncertainty of measurement is not relevant to digital forensics, where there is...
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Article 5 mins
The Bottom Line Expert Opinion: Customer Service
Money & Business

The Bottom Line Expert Opinion: Customer Service

...system] Customer service must also be forward thinking. It cannot just meet the needs of present customers. It additionally must consider new ways of doing business and therefore the needs of new consumers. This future-oriented perspective is perhaps especially relevant in the current period as technology and evolving social values are rapidly changing the 21st century...
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Article 5 mins
Sut y gallaf ymdopi â straen arholiadau?
Education & Development

Sut y gallaf ymdopi â straen arholiadau?

...system nerfol awtonomig yn dechrau gweithio. Mae hyn yn beth da i ddechrau, gan ei fod yn actifadu'r system hon sy'n rhyddhau'r adrenalin niwrogemegol - ac mae hyn yn eich ysgogi i fynd ati a chanolbwyntio ar eich gwaith. Fodd bynnag, mae'r broblem yn dechrau pan fydd cyfnodau o straen yn ymestyn. Pan fydd hyn yn digwydd, bydd y rhan sympathetig yn gweithio'n barhaol, gan...
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Article 5 mins
Sex workers’ labour struggles in Scotland
Society, Politics & Law

Sex workers’ labour struggles in Scotland

...think of their job, that it is work like any other form of selling labour, and that they therefore deserve the same rights as any other worker. However, not surprisingly there are a range of competing and conflicting views on all aspects of sex work and on the rights of sex workers, and that some believe that the right to buy sex is wrong and understand justice as...
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Article 10 mins
Fused deposition modelling (FDM)
Science, Maths & Technology

Fused deposition modelling (FDM)

...system. Three-dimensional structures can be formed by adding material onto previously deposited material...FDM cannot handle overhanging structures with much success. Therefore, systems are often equipped with a second extrusion head for depositing 'sacrificial' material. This is commonly dissolved in a solvent that does not affect the properties of the build material....
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Article 10 mins
What is Blockchain?
Digital & Computing

What is Blockchain?

...system it is very open. In addition to the source code being openly available, a key feature of blockchains is that in principle every user has their own copy of the entire blockchain. In fact, there is no central or master copy, simply the multiple copies held by the volunteers in the user community. Volunteers are rewarded for their effort through a number of...
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Article 5 mins
Social Science
Society, Politics & Law

Social Science

...systems of belief. Complementary approaches Comparing social and natural sciences, the need for both perspectives for full understanding. Influence of Social Science The impact the study of social science has had since the 19th century. Knowledge - what is it? The relative status of different kinds of knowledge, scientific knowledge and its supposed objectivity. The...
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Audio 1 hr 24 mins