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1. Bonobos use a kind of syntax once thought to be unique to humans
   The way bonobos combine vocal sounds to create new meanings suggests the evolutionary building blocks of human language are shared with our closest relatives
2. Mammoth tusk flakes may be the oldest ivory objects made by humans
   Ancient humans living in what is now Ukraine 400,000 years ago may have practised or taught tool-making techniques using mammoth tusks, a softer material than bone
3. Common artificial sweetener makes you three times hungrier than sugar
   The artificial sweetener sucralose increases brain activity in regions involved in appetite, suggesting it makes people hungrier
4. We could make solar panels on the moon by melting lunar dust
   Researchers used a synthetic version of moon dust to build working solar panels, which could eventually be created within – and used to power – a moon base of the future
5. Ozempic weight loss is deemed less praiseworthy than lifestyle changes
   People seem to be less impressed when others lose weight with the drug Ozempic than when they achieve it via lifestyle changes