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...Open University uses a ripple tank to demonstrate some of the key features of wave motion, and show how waves spread out when they pass through an aperture. Using a laser and a diffraction grating, he shows that light waves spread out in the same way. The album draws on material originally created to support The Open University course Exploring Science... Exploring wave...

...Open University delves deeper into the techniques scientists use to learn more about the woodwide web. This material forms part of The Open University course S204 Biology: uniformity and diversity... Investigating fungi: the wood-wide web A short introduction to this album. Investigating symbiotic relationships Dr David Robinson explains the relationship between fungi and...

...Open University uses models and graphics to provide easily understood explanations of how genetic information is stored in DNA, how DNA is replicated, and how genetic information from DNA is used to create new protein molecules. The album draws on material originally created to support The Open University course Exploring science... DNA, RNA and protein formation A brief...

...resources, or communicate with others using email, instant messaging or discussion groups. New online communities have developed and existing communities have created new ways of communicating. However, issues of identity and security have become a concern. New technologies have engendered new types of crime, including identity theft and financial frauds. These problems...