If you’re a fan of Seinfeld, you know that was always called a show about nothing.

Well we won’t be nearly as funny as Jerry and the gang, but today’s program is about a whole lotta nothing. Today on the Best Of Our Knowledge, we’ll talk to an astrophysicist and cosmologist, it’s the same guy, about huge spaces in the universe called “cosmic voids”…and see how studying them might bring answers to some very fundamental questions about the universe.

What is left after a star explodes and dies? The answer is a neutron star.

Dr. Victoria Kaspi, professor of astrophysics and cosmology at McGill University, is piecing together the structure of a specific type of neutron star called a magnetar.