Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

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Tilly with her father, Dan, mother, Jenny and siblings Tabitha, aged eight and 12-year-old Toby

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Germany's Schaeffler has been working on actuators for the Humanoid robot

The owner of Drax power plant has started reducing the amount of Canadian wood pellets it burns, and will stop burning trees from British Columbia entirely within the next year.

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