StarTalk Flashcards Composed of silicon dioxide with

Composed of silicon dioxide with trace iron impurities that give it its signature color

plant-eating dinosaur lived in what is now North America around 108 million years ago

Encourages curiosity about ocean ecosystems

space science

StarTalk Flashcards Composed of silicon dioxide withThis beautifully illustrated companion to celebrated scientist Neil deGrasse Tyson's popular podcast and National Geographic Channel TV show is an eye opening journey for anyone curious about the complexities of our universe. For decades, beloved astrophysicist Neil deGrasse Tyson has interpreted science with a combination of brainpower and charm that resonates with fans everywhere. In 2009, he founded StarTalk, the wildly popular podcast that became