The discovery of baby dinosaur teeth and bones in the Arctic may be proof that dinosaurs were warm-blooded. The teeth and bones debunked the theory that the dinosaurs migrated to warmer areas to lay their eggs, suggesting that they lived year-round in the Arctic. Because they haven’t found fossils of cold-blooded creatures, like snakes and turtles, in the Arctic, this is likely evidence pointing towards dinosaurs being endothermic (warm-blooded).
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Kai Cheng’s professor had a brilliant scheme. In his first lecture, he promised that each lecture would feature a “Lie of the Day”. But why? It made his students more attentive and analytical, poring over every detail of his lecture and making sense of why things were true. It was such a powerful teaching method that his students digested his most technical lectures quite easily because they tried so hard to catch his lie. The kicker? There was no lie in that first lecture; he had lied about that too! Read full article here