513 search results
Napoleonic paintings
History & The Arts

Napoleonic paintings

...cast them aside as soon as they lost their relevance and usefulness. Furthermore, while it was not bothered about the overall consistency and coherence of its propaganda, the need to appeal to different shades of political opinion meant that the image of the emperor would ideally balance contradictory elements, reconciling sacred and secular, monarchical and...
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Level 2: Intermediate 16 hrs
The Enlightenment
History & The Arts

The Enlightenment

...cast doubts on the reformist ambitions of the Enlightenment...The Enlightenment: 8.4 The Enlightenment and modernity - In its desire to replace outmoded, irrational ways of thinking by the rational, the sensible and the progressive, the Enlightenment was self-consciously modern. A manifestly scientific age and the visible advancement of knowledge in the eighteenth century...
View course The Enlightenment
Level 2: Intermediate 16 hrs
IT: Information
Science, Maths & Technology

IT: Information

...cast in doubt by the ubiquitous use of digital cameras which produce images that can be easily enhanced or twisted. Hockney points to the case during the Iraq war when the Los Angeles Times sacked a photographer for having superimposed two images to make them more powerful. Not everyone entirely agrees. Russell Roberts, head of photography at the National Museum of...
View course IT: Information
Level 1: Introductory 20 hrs
Infection and immunity
Health, Sports & Psychology

Infection and immunity

...sand flies. It's also possible for humans to transmit diseases to animals. And in this context, the zoonosis is termed a reverse zoonosis. The risk of infection with zoonoses increases as the human population continues to grow and people live in greater proximity to animals. While the term zoonoses applies to all diseases that are spread from animals to humans, the term...
View course Infection and immunity
Level 1: Introductory 12 hrs
Energy in buildings
Nature & Environment

Energy in buildings

...Aluminium (window frames) 2727 220 Steel wall ties 7900 17 Reinforced concrete (2% steel) 2400 2.5 Window glass 2600 1.05 Brickwork (outer leaf) 1700 0.77 Plaster (dense) 1300 0.57 Lightweight aggregate concrete 1400 0.57 Aerated concrete 600 0.18 Aerated concrete (lower density) 460 0.11 Timber (softwood) 500 0.13 (Source: Building Regulations Part L2, ODPM, 2001 and...
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Level 3: Advanced 10 hrs
Mastering systems thinking in practice Badge icon
Science, Maths & Technology

Mastering systems thinking in practice

...cast by the upright barometer and by the tower and used the ratio so found to calculate the tower’s height. The marketing person went to the Sexton and said ‘If you tell me the height of the tower, I will give you this barometer’. The story illustrates two important points. Firstly, as I noted above, that people and their viewpoints are part of the situations we...
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Level 3: Advanced 24 hrs
Understanding devolution in Wales
Society, Politics & Law

Understanding devolution in Wales

...cast doubt on how effective most written constitutions actually are. Further reading - The Briefing Room For an in-depth exploration of the arguments for and against a written constitution, you can find an episode of BBC Radio 4’s The Briefing Room linked in the Further Reading...Section 2: Ongoing issues for devolved government: 5.2 Political differences - For the...
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Level 1: Introductory 12 hrs
Animals at the extremes: hibernation and torpor
Nature & Environment

Animals at the extremes: hibernation and torpor

...casts doubt on these views? Answer You may be aware that many animals overwinter in hibernacula that are not very deep or well defended against cold. If they were indeed so dependent on T a, there would be a very high mortality rate. In addition, the ability to hibernate occurs in species very closely related to non-hibernators; it is unlikely that thermoregulatory...
View course Animals at the extremes: hibernation and torpor
Level 2: Intermediate 14 hrs