Ben and Tara Stern relax at home in Essex, Md. Ben was diagnosed with glioblastoma in 2016. After conventional treatment failed to stop the tumor, Ben tried an experimental drug.
Joe Biden and his son, the late Beau Biden, embrace at the 2008 Democratic National Convention in Denver. Beau Biden delivered the keynote address that year. He died seven years later from brain cancer.
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University of Maryland's Jaydev Desai shows off a prototype of a robot that he and colleagues are developing to minimize harm to patients during brain surgery.
John T. Consoli/University of Maryland