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The Great Barrier Reef's last gasp
The Great Barrier Reef has been so severely damaged by record ocean heat that it will never be the same again in our lifetimes or those of our grandchildren. Read more:
Sony Xperia XZ2 Compact review: the most powerful small phone in the world
Sony Xperia XZ2 Compact review: the most powerful small phone in the world  T3Deal: Sony Xperia XZ Premium drops to $524.99, $275 less than its initial price[Update: Now available] Sony Xperia XZ2 and XZ2 Compact now up for pre-order in the ...
Nira Chamberlain : Maths Versus AI
How do you prevent AI from taking over the world? In this talk, Nira Chamberlain discusses how mathematics is providing crucial answers. Mathematical modelling is the most creative side of applied mathematics which itself connects pure maths with science and ...
Zero-emissions ferry skims the waves It's sleek. It's fast. It's green, and that's not just the colour of the hull. EU-funded researchers have developed an award-winning battery electric commuter ferry that can reach up to 30 knots - an impressive speed, which many had deemed ...
How to fake a trend on Twitter - BBC Trending
A BBC investigation has found Saudi Arabian companies offering to make hashtags trend artificially. Twitter says it's trying hard to clamp down on automated accounts - or "bots".
Reporters: Jonathan Griffin and Fahima Abdulrahman
Video journalist: Alex Dackevych