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...intelligent personal assistants, greatly boosting our productivity. Most things that we thought need human creativity can even be automated. Computers already write good music for instance. What will be left are those areas of work that need the human touch. We will quickly move through the information economy into the care economy, exploring what it is we want from each...

...artificially heated or irradiated amethyst.) Milky quartz is white and cloudy as a result of tiny bubbles of fluid (liquid and/or gas). In a few minerals, such as tourmaline, an individual crystal may be multicoloured (Figure 8), reflecting subtle changes in chemical composition as it grew. Although most commonly black, other colours of tourmaline include brown, green,...

...artificially dabbing pollen grains from one plant onto the female flowers of another plant. These plants are the parental generation (abbreviated to P), and the cobs resulting from the cross are the first offspring generation or first filial (pronounced 'phil-ee-al') generation, (abbreviated to F1 ). The subsequent generations in such an experiment are called F2, F3, and...