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Russians have flooded Leonardo DiCaprio's social media in a bid to raise environmental awareness of a lake.
Brazilian Instagram star Lucas Albert says his "revenge" video watched by millions was not real.
BBC health and science correspondent James Gallagher answers your questions on the disease.
Thousands of Russian women evoke #metoo to tell social media why they 'need public attention'.
Fifa 20 will be the first game in 25 years not to feature the licence for Serie A champions Juventus.
Live-streaming platform Twitch has banned several people after they filmed themselves while driving.
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