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...think about some of the issues raised, the more puzzling they may seem. If, at the end of the course, you are left with questions as well as answers, that will be an excellent starting point for further studies in physics. A note on powers of ten and significant figures Physics involves many quantities that may be very large or very small. When discussing such quantities...

...systems to wearables, the Web and the Internet of Things, interactive products have become part of everyday life. But how can interactions be designed to best meet their purpose and offer good user experience? This free course, An introduction to interaction design, explores this topic. You will learn: what interaction design is; the importance of user-centred design -...

...system, as discussed previously, is shown in Figure 3. If we think of newsgathering as communication from the reporter in the field (User 1) to news editors in the studio (User 2), then we can relate some of the processes described by Higgins to the processes in the boxes. Note in particular Higgins' summary of the 'typical transmission chain': The camera and microphone...