"One of the things that happens when metal freezes is that it loses about 7% of its volume. So we have a crust that's solid and the inside is continuing to solidify, but it's losing its volume as it solidifies," said Prof Elkins-Tanton, from Arizona State University (ASU) in Tempe.
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It would be far worse for a passenger who couldn’t comprehend what was going on, says Clive Wynne, a psychology professor at Arizona State University who studies canine behavior, and the author of the forthcoming book Dog Is Love: Why and How Your Dog Loves You.
“Because Pallas is unexplored, it is a more compelling destination now for a small mission like Athena that is designed to pluck low-hanging [scientific] fruit,” Arizona State University planetary scientist Joseph O’Rourke, Athena’s principal investigator, told me.
“Even after decades of evolutionary research, we’re only beginning to integrate the different types of approaches we need to truly understand the action of evolution,” says Lucy Tran, an evolutionary biologist at Arizona State University.
This star was discovered by Melina Thévenot of Germany using the Backyard Worlds project. We hear more about this discovery from Adam Schneider, a research scientist at Arizona State University’s School of Earth and Space Exploration.