Free lecture: What minerals are teaching us about Mars

Selby Cull-Hearth, Assistant Professor in the Geology Department at Bryn Mawr College, will discuss how minerals can explain why Earth and Mars are so different despite once being so similar.

Where: Wagner Free Institute of Science at 1700 W. Montgomery Ave. 19121

When: September 30, 2015 from 6:00 p.m. to 7:30 p.m.

How much: Free; $10 suggested donation

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