Science

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Top designs include a robot that collects waste on beaches, and a prototype that filters pollutants from seawater.
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Six thousand surgical robots performed a million operations last year but proof of advantage over normal techniques is not conclusive.
Green group says it targeted chains in survey because they lack improvements in striving for sustainable seafood.
The idea of artificial intelligence is no longer wild and futuristic – it’s an increasingly integral part of our lives.
Following a study that shows creating fresh water from seawater creates a lot of toxic waste, here are some more green fixes that can damage the planet.
British Council’s Spark Festival has outdone itself this year, with an incredible programme of events for creative minds. If you’re feeling overwhelmed with choice, here are our unmissable top picks.
Your next smartphone might be just a little different. Picture this: you pull your phone out of your pocket and unfold it like a napkin into a tablet. You press your finger on the screen, and it unlocks.
China’s space programme made history this morning when its Chang’e 4 lunar spacecraft successfully touched down on the moon’s far side, which has never been explored.
As Hong Kong prepares for it annual New Year fireworks and light show, we explore how the colourful pyrotechnic devices actually work
The transformed copper could also replace precious metals used in electronics.