joe's big idea
Sep 13, 2013 — Lessons in optimism from very ill children inspire pediatric oncologist Jim Olson in his hunt for better treatments for brain tumors. If a boy too sick to get out of bed can still find a way to have a snowball fight with his older brother, then Olson figures he can find ways to improve brain surgery.
Jul 1, 2013 — As you probably know, we get a lot of stars who love NPR. And sometimes, they're stars who study stars. Astronomer Andrea Ghez is "a real hotshot scientist," according to Science Correspondent Joe Palca, who she talked to about new technology for supermassive black holes.