Whenever it picks up a can of drink to add to the ingredients, it examines the lid with a camera so that it can work out where to find the ring-pull.

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As the moons pass close to - or even through the rings, their gravitational pull tugs waves of the ring particles towards them, twisting and shaping the ring and sweeping paths through them.

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When I made that comparison yesterday, however, readers left some compelling comments for and against, so I want to revisit the argument from a reader standpoint and to do those justice we need to pull Google into the same ring.

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Who will be next to pull their hat out of the ring.

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Many women are struggling with conflicting emotions and goals: The desire to dedicate themselves firstly to career and education can sometimes clash with the pull towards a deep emotional connection and the expectations of family and friends for a wedding or at least an engagement ring.

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