Earthly/Geo/Astro · Science

This Cosmologist Knows How It’s All Going to End

don’t think I’m a gloomy person,” Katie Mack said. She just likes thinking about the end — the annihilation of Earth, the solar system, our galaxy and especially the universe. Apocalyptic topics that can put even these uncertain times into perspective. “The destruction of the whole universe: There’s nothing bigger and more dramatic than that,” she said.

Change is in the nature of her career. As she began her undergraduate studies at the California Institute of Technology, cosmologists were processing the 1998 discovery that some mysterious entity called “dark energy” was pushing galaxies apart from one another. While working toward her Ph.D. at Princeton University, the first results from the Wilkinson Microwave Anisotropy Probe (WMAP) came out, providing “our first really detailed accounting of the contents of the universe,” she said. “Since WMAP was partly led by people at Princeton, it was a big part of life there, and hugely exciting; I felt like I was right at the ground floor on some of the most exciting discoveries in cosmology.”

Full Interview at QUANTA MAGAZINE

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