Wearing her breathing mask, Nikki Hartman is surrounded by spray-paint cans. In front of her sits a guitar, and, with a squirt here and there - or several minutes' worth of squirts - a MontanaFair ...
On the outer edges of the Milky Way are stars that astronomers study like galactic fossils - ancient stars formed in the youngest years of our galaxy. The puzzle for scientists is why these stars are ...
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