Unless you’re already a trained gymnast, bar muscle-ups are one of the most challenging bodyweight exercises you can try. In…
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Defeats US but retains control of technology
China's race to develop smarter-than-human artificial intelligence may put it ahead of the US, but such innovative technology could also…
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Who are Hayat Tahrir al-Sham, the rebels who seized control of Aleppo?
Getty Images Rebel forces launched their biggest offensive against the Syrian government in years on Wednesday. By Sunday, they had…
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