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How to build a real lightsaber
Science, Maths & Technology

How to build a real lightsaber

...technology is continuously striding towards more efficient and practical machines, we are still miles away from a working lightsaber. Let’s see why. Transcript The first challenge is making the blade of your lightsaber an acceptable size, let’s say around three feet or so. To do this, you would have to make the laser beam come to a stop at a certain point. This...
How can we say Bitcoin is overvalued when we don't know how to value it?
Money & Business

How can we say Bitcoin is overvalued when we don't know how to value it?

...technology itself), the number of Bitcoin transactions through the market, or even the energy consumed by Bitcoin miners (the computers that validate transactions and are rewarded with Bitcoins). Diverging from fundamentals If we take a close look, we can see how the price of Bitcoin may be diverging from these fundamentals. For instance, it is becoming less profitable to...
The legacy of the Victorian prison treadmill
History & The Arts

The legacy of the Victorian prison treadmill

...technology – the treadwheel – a type of machine driven by human or animal power which had been used for centuries to drive cranes and mills. These machines were like giant hamster wheels, as two or three men walked on the inside of the wheel in order to turn it and generate power. Cubbitt elongated the old treadwheel, enabling more people to tread at the same time....
A school reaches for the stars with an online astronomy course
Science, Maths & Technology

A school reaches for the stars with an online astronomy course

...Technology, Engineering and Maths) teacher and pupils at Denny High School for helping us in the developmental testing of the course." Science – it’s all connected One of the most satisfying things about studying and working in astronomy is that it pulls together aspects of a wide range of science and indeed STEM subjects. Whether it’s the astrophysics of how stars...
Dallas Campbell meets Frank Drake
Science, Maths & Technology

Dallas Campbell meets Frank Drake

...technology. You’re doing, someone has to be there all the time. Frank Drake: Someone has to be there all the time. You have to be controlling it all the time. Driving it. Back then the situation was entirely different from today. The thoughts, particularly by serious scientists of life beyond Earth were considered taboo. They were, it was considered below the dignity of...
Personal development planning for engineering
Science, Maths & Technology

Personal development planning for engineering

...education. PDP is a structured and supported process undertaken by a learner to reflect upon their own learning, performance and/or achievement and to plan for their personal, educational and career development. It is an inclusive process, open to all learners, in all HE provision settings, and at all levels. (QAA, 2009, p. 2) The primary objective for PDP is to improve...
Introducing ICT systems
Digital & Computing

Introducing ICT systems

...technologies (ICTs) systems now dominate our everyday lives. This free course, Introducing ICT systems, will explain what constitutes such a system and how ICT systems work. You will also look at how ICT systems convey, store and manipulate data, and how they process data. Finally you will learn how these systems are used...Information and communication technologies...
Level 1: Introductory 9 hrs
Economics explains discrimination in the labour market
Society, Politics & Law

Economics explains discrimination in the labour market

...education, training opportunities or responsibilities for children. Institutional theories tend to focus more on explaining why there are some jobs in which workers suffer labour market disadvantage. These workers will have low productivity so will not necessarily be facing pay discrimination. Rather, the labour market disadvantages that these workers face are...