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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The couple are now fundraising for advanced prosthetics, including potentially robotic hands, which they said could cost tens of thousands of pounds.

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Amazon introduces three personality styles for Alexa+

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集思广益(今日谈)

He saw an abandoned trailer. Then, he uncovered a surveillance network on California’s border