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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韩俊：减贫是全球关注的话题，也是发展中国家遇到的普遍难题。中国减贫实践充分证明，贫困不仅可以战胜，也可以阻断、不再复发。中国的脱贫经验具有广泛的世界意义，为全球减贫事业贡献了中国方案、中国智慧，给“全球南方”增加了摆脱贫困的信心。中国减贫经验主要有4个“始终坚持”。

The 1,500-year-old skeletons are intact and well preserved

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以色列戰機飛抵德黑蘭約需兩小時，但目前仍不清楚其投射武器時的具體距離。

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Staying competitive is "not just about being competitive with one another, it's being competitive with short-form video and that's sort of the direction you'll see them going towards," Harrington says.