477 search results
Eating for the environment
Nature & Environment

Eating for the environment

...Du Bois, 2002). These factors add other dimensions to food security. To fulfil these dimensions, emphasis on production alone is not sufficient. In Activity 2, you will get a sense of the diversity of diets, dietary choices and preferences around the world. Activity 2 Dinner plates around the world Timing: Allow around 1 hour This activity asks you to read an article that...
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Level 2: Intermediate 8 hrs
Some merits of Manchester
History & The Arts

Some merits of Manchester

...composition you pass, as it were, from your car to your room, as from one chamber to another. This is putting the fact poetically; but, prosaically, the intervening steps are few at the most; and when you have entered your room your train has ceased to be. The simple miracle would be impossible in America, where our trains, when not shrieking at the tops of their...
View article Some merits of Manchester
Article 10 mins
Ada Lovelace Day
Science, Maths & Technology

Ada Lovelace Day

...composition were susceptible of such expression and adaptations, the engine might compose elaborate and scientific pieces of music of any degree of complexity or extent. It's worth pausing for a moment - in 1843, Ada Lovelace was imagining a machine that would not only play music but also create it. Did they complete the Analytical Engine? The story does not end well for...
View article Ada Lovelace Day
Article 15 mins
Race, ethnicity and crime
Society, Politics & Law

Race, ethnicity and crime

...composition of the prison population in the United States has been virtually inverted in the last half century going from about 70 per cent (Anglo) White to less than 30 per cent today … Next, … the White-Black incarceration gap has grown rapidly in the past quarter-century, jumping from 1 [White] for 5 [Black] in 1985 to about 1 for 8 today … Lastly, the lifelong...
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Level 3: Advanced 1 hr
Introduction to active galaxies
Science, Maths & Technology

Introduction to active galaxies

...composition, surface temperature and luminosity. By looking for Doppler shifts in the lines you can measure radial velocity and, if the Doppler shifts are periodic in time, you can detect the binary nature of a star. The gas in a galaxy is partly visible in the form of hot clouds known as HII regions. Such regions are usually only seen where there is ongoing star...
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Level 2: Intermediate 20 hrs
Animals at the extremes: polar biology
Nature & Environment

Animals at the extremes: polar biology

...composition of the respiratory gases reveal that the respiratory exchange ratio (RER) falls from 0.78 when the bears are fully active to 0.62–0.69 during dormancy. Such values are exceptionally low: the normal minimum RER for mammals, representing oxidation of lipid only, is 0.71. The low RER shows that some of the carbon dioxide that would normally be excreted through...
View course Animals at the extremes: polar biology
Level 2: Intermediate 14 hrs
Introducing Virgil’s Aeneid
History & The Arts

Introducing Virgil’s Aeneid

...du Bardo, Le Bardo, Tunisia. Photo: Musee National du Bardo/Bridgeman Images...Introducing Virgil’s Aeneid: 1.2 Virgil and his predecessors - Unlike Livy (a contemporary of Virgil, and author of a multi-volume history of Rome) or Ennius, who tell a series of stories that occur over a long period of time, Virgil chooses to focus on one individual, the Trojan hero Aeneas....
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Level 2: Intermediate 7 hrs
Discovering music through listening
History & The Arts

Discovering music through listening

...sang a different pitch which formed the harmony. This moved together with the melody and created block chords. Audio 5 was polyphonic. The singers sang different melodies which interwove to form a pleasing harmony. Audio 31 was an example of a monophonic texture with a single, unaccompanied singer...Week 4: Texture, dynamics and structure: 1.3 Creating dynamic change in...
View course Discovering music through listening
Level 1: Introductory 9 hrs