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Nanotechnology is being used to make "living pills" of insulin-producing cells coated in silicon, in order to treat diabetes. The super massive black hole that is consuming everything around it but also emitting bursts of energy. A 110-million-year-old fossil of "super crocodile", Sarcosuchus imperator, has been excavated in Niger. Plus, ancient Egyptian embalming, what happens when a wine ages, and what is your brain is doing while you are asleep.