1,411 search results

Climate change and renewable energy
Nature & Environment

Climate change and renewable energy

...variable output of wind turbines and solar PV it produces a continuous supply of electricity. In 2023 it supplied about 9% of the world’s electricity, and about one seventh of that of the UK (Energy Institute, 2024). Can nuclear power make a major future contribution to reducing world CO2 emissions? Opinions are divided. Its role may be limited for several reasons:...
Developing business ideas for drone technologies Badge icon
Money & Business

Developing business ideas for drone technologies

...de Colle, S. (2010) Stakeholder theory: The state of the art. Cambridge: Cambridge University Press. Grant, R. M. (2016) Contemporary Strategy Analysis: Text and Cases, 9th edn, Chichester, West Sussex, Wiley. Guilmartin, J. F. (2024) 'unmanned aerial vehicle', Encyclopedia Britannica. Available at: https://www.britannica.com/technology/unmanned-aerial-vehicle (Accessed:...
Does counting calories work?
Health, Sports & Psychology

Does counting calories work?

...classed as obese. In an effort to lose weight, Nash uses an app to record the calories he consumes and a Fitbit band to track the energy he expends. These tools bring an apparent precision: Nash can quantify the calories in each cracker crunched and stair climbed. But when it comes to weight gain, he finds that not all calories are equal. How much weight he gains or loses...
Leonardo's life: A timeline of genius
History & The Arts

Leonardo's life: A timeline of genius

...De Architectura’ by the Roman architect Virtruvius, who wrote in the 1st Century BC. ‘De Architectura’ covered both the theory and practice of building, and was the only technical treatise of its kind to have survived from antiquity. It became essential reference material for Renaissance architects. In some of Leonardo’s studies of proportions, his measurements...
Introducing Black leadership Badge icon
Society, Politics & Law

Introducing Black leadership

...class, but also due to their skin colour, which is, in fact, race. Video 3 Lurraine Jones – construction of race Discussion Lurraine Jones explained that race is constructed and used to justify how some members of the society are treated. Race features in three realms: Social, which is the realm of everyday interaction – in the workplace, but also within families and...
Level 1: Introductory 24 hrs
10 incredible people whose stories you'll find on OpenLearn
History & The Arts

10 incredible people whose stories you'll find on OpenLearn

...Menabrea’s description of the Analytical Engine ‘Notions sur la machine analytique de Charles Babbage’ from the original French. At first she was content to perform only the translation, but at Babbage’s instigation, she began to add extensive annotations to the original text. These ‘algebraic working’s are what we would now call a computer program – they were the commands that would be punched into Jacquard cards and fed......
How to learn a language Badge icon
Languages

How to learn a language

...classes at school. As a student, I wasn’t particularly interested in languages and didn’t have a very positive learning experience. In French class, we would practise giving directions to the station ad infinitum. For homework, we would have a list of ten French words to memorise. When I suddenly discovered a desire to learn languages as an adult, the only way I knew...
Level 1: Introductory 24 hrs
The business of football
Money & Business

The business of football

...variables include the rate of economic growth, interest rates, inflation, energy prices, exchange rates, wages and levels of employment. The state of a country’s economy pervades all aspects of business life. It affects the level of demand for goods and services, the availability and cost of most importantly labour but also raw materials, buildings and land....
Level 1: Introductory 15 hrs