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Unicode has unveiled 157 new emojis, including many science-related ones like a test tube and a petri dish. But scientists are pointing out a flaw in the DNA emoji. It spirals the wrong direction! Apple, Samsung, and other companies put their own twist on emojis, so I hope they twist their version the right way!
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Cave-dwelling crocodiles could be evolving into a new species. The dwarf crocodiles living in caves in Gabon have developed a specialized diet of bats and crickets. They’ve adapted to living in bat-guano filled water which turns their skin orange. Their DNA shows a unique haplotype, meaning they could deserve their own species distinction!
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Ancient dog bones from an archaeological dig in Germany provided new clues about how dogs evolved from wolves. The 5000 to 7000 year-old bones held DNA that suggested dogs were domesticated 30,000 years ago and then migrated around the world. Dogs from India, Ireland and Germany all have common ancestors. Your dog’s great-great times 4000 grandpa was a wolf!
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Do you know what CRISPR is? It’s not how you like your potato chips! It’s an acronym for Clustered Regularly Interspaced Short Palindromic Repeats, which is a family of DNA sequences in bacteria. Scientists just used CRISPR to turn E-coli bacteria into miniature tape recorders! This method of recording information is a new way to use bacteria to diagnose diseases!
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