Sip on a cup of coffee and digest some science chat July at the Burton Bar Central Library, 1221 N. Central Ave. MACH1—a space for makers, artists, crafters and hackers on the library’s fourth floor—will host two free cafés with Arizona State University scientists. Both programs are from 7 to 8 p.m. and include:
• Thursday, July 10–Astronomer and planetary scientist Jim Bell will discuss his work with remote sensing to explore the geology, mineralogy, origin and evolution of planetary surfaces.
• Thursday, July 24–Physicist and astrobiologist Sara Imari Walker will discuss how life may have arisen on a lifeless planet.

For details, call 602-262-4636 or visit


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