Environment
Robo-raven morphs its wings to back flip in mid-air
A flying robot that can move each wing independently is capable of precise aerial manoeuvres that mimic a real bird's abilities
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All the latest on newscientist.com: Drone laws that could scupper Amazon's delivery plans, the skunk and psychosis link and when not to do your food shop
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Life
Split skull provides rare slice of dissection history
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Life
Glowing ‘tattoo’ captures 3D snapshot of brain activity
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