Inspired by the simple mechanism of a seesaw—when one side goes up, the other side goes down—researchers asked an intriguing ...
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Newly discovered 125-million-year-old dinosaur had hollow spikes that are unlike anything seen before
A fossil discovered in northeastern China has revealed unusual skin structures in an ornithischian dinosaur that lived about 125 million years ago. The skin impressions on the specimen are remarkably ...
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