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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We've made a lot of noise about Pokémon's 30th birthday celebrations, and so has the rest of the world. We've seen genuine excitement over new Pokémon TCG releases, the first-ever Lego Pokémon sets, and the return of nostalgic Pokémon games, and it feels like there's more to come from this special anniversary.

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儘管如此，許多年輕人對這段歷史依舊保有距離甚至選擇避而不談。為什麼民主化30年後，歷史記憶在新世代之間依然出現斷層？在二二八事件79週年之際，BBC中文採訪多名年輕人與學者，試圖找出答案。