737 search results
A tour of the cell
Science, Maths & Technology

A tour of the cell

...et al. (1998) Life, the Science of Biology, 5th edn, Sinauer Associates Inc; Figure 14: Dr Richard Kessel and Dr Gene Shih, Visuals Unlimited/Science Photo Library; Figure 16: Photo printed with permission from O. L. Miller, B. A. Hamkalo and C. A. Thomas Jr; Figure 21a: CNRI/ Science Photo Library; Figure 21b: Dr Don Fawcett/Science Photo Library; Figure 22c: Dr Gopal...
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Level 2: Intermediate 12 hrs
Learning from major cyber security incidents
Digital & Computing

Learning from major cyber security incidents

...et al., 2017). Luckily, the spread of the malware was significantly slowed down by a security researcher, Marcus Hutchins, who accidentally discovered and activated the ‘kill switch’ of the malware the next day, on 13 May 2017. When inspecting the malware’s code, Hutchins noticed an unusually long internet domain name in the code. He checked and found out that the...
View course Learning from major cyber security incidents
Level 2: Intermediate 8 hrs
Human rights and law
Society, Politics & Law

Human rights and law

...et du Citoyen began to lay the framework for the recognition of rights such as the freedom of speech and assembly. In these documents the development of modern human international law can be seen. Whilst such documents differed in their detailed content, certain general principles underpinned them: Every human being has certain rights, which they have by virtue of their...
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Level 1: Introductory 20 hrs
White dwarfs and neutron stars
Science, Maths & Technology

White dwarfs and neutron stars

...axes of symmetry), as shown in Figures 2a and 2b. The origin of these asymmetries has been the subject of considerable debate over recent decades. However, recent observations with the ALMA radio telescope and the SPHERE coronagraphic adaptive optics system on the Very Large Telescope (VLT) show that many of the asymmetries in planetary nebulae derive from structures that...
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Level 3: Advanced 6 hrs
Manufacturing
Science, Maths & Technology

Manufacturing

...axes. Many processes are suitable for the production of 3D shapes, so we need some further breakdown of this high-level classification. We will split 3D shapes into sheet and bulk shapes. Sheet products have an almost constant section thickness, which is small compared with their other dimensions, but without any major cavities. Therefore washing-up bowls and car-body...
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Level 1: Introductory 20 hrs
Health and wellbeing in the ancient world
History & The Arts

Health and wellbeing in the ancient world

...et al., 2011). They didn’t like the word ‘complete’ – who is ever completely healthy? Furthermore, just because test results show some abnormality, this doesn’t mean it will ever make you ill. They questioned how health is measured: what is important, how many years you live, or how fully you can take part in society until you die? Their suggested definition of...
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Level 1: Introductory 18 hrs
Looking globally: the future of education Badge icon
Education & Development

Looking globally: the future of education

...et locus, n.d.) refers to the idea that to be global citizens we should act locally. A response in keeping with this view of the world would see the purpose of education as to produce citizens with an awareness of the issues challenging them in the world, a sense of responsibility to others and the skills of problem-solving, critical thinking and creativity to address the...
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Level 3: Advanced 24 hrs
Dutch painting of the Golden Age
History & The Arts

Dutch painting of the Golden Age

...et delectare and the sentiment it embodies can be traced back to the declaration by the Roman poet Horace (65 BCE–8 CE): Omne tulit punctum qui miscuit utile dulci (‘He who unites the useful with the pleasant is praised’). Moreover, the identification of a close connection between textual and visual sources was a mainstay of classicist art theory, which frequently...
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Level 2: Intermediate 4 hrs