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A standoff in which four people were taken hostage by a lone gunman at a synagogue in Colleyville, Texas, last weekend has brought back painful memories for Jewish leaders in Pittsburgh — memories related to the October 2018 Tree of Life Synagogue shooting. “It brings back all of it …
“Squirrel Hill: The Tree of Life Synagogue Shooting and the Soul of a Neighborhood,” by Mark Oppenheimer
Mark Oppenheimer's "Squirrel Hill" takes the author back to his hometown and the Tree of Life shooting that traumatized his community.
E-Mail IMAGE: Newly developed ballistic optical materials consist of a composite of two transparent materials, creating a plasmonic material. view more Credit: Evan Simmons and Kun Li WEST LAFAYETTE, Ind. -- Electronics are increasingly being paired with optical systems, such as when accessing the internet on an electronically run computer through fiber optic cables. But meshing optics -- which relies on particles of light called photons--with electronics--relying on electrons -- is challenging, due to their disparate scales. Electrons work at a much smaller scale than light does....