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...think critically about some of the more pressing contemporary questions and controversies. For example: Do anxiety and depression lie along a ‘continuum’ of human emotions? Do culture and societal views matter? Are anxiety and depression simply caused by the stresses and strains of daily living and by life’s events and traumas, and not by genes? How much of mental...

...system control and automation. [Blurred hurrying commuters inside Chhatrapati Shivaji Terminus railway station, Mumbai] On top of that, to maintain the headway, commuters only have fifteen to thirty five seconds while the train stops to get on or off. Many jump out of the open doors whilst the train is still in motion. Tragically accidents are commonplace - nine people...

...system that controls power from the solar panels, and one of its eight sub-units (number 1B) has failed and is to be replaced. One bolt has to be undone, the faulty unit removed, new one installed, and the single bolt re-tightened. It will take about three hours to complete the task, something that would take maybe half an hour back home. Kopra, a NASA astronaut, has...