Daniel and Jorge talk about whether there are two or one kind of mass and the massive consequences.See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.

What shapes can galaxies take?

A fun-filled discussion of the big, mind-blowing, unanswered questions about the Universe. In each episode, Daniel Whiteson (a Physicist who works at CERN) and Jorge Cham (a popular online cartoonist) discuss some of the simple but profound questions that people have been wondering about for thousands of years, explaining the science in a fun, shorts-wearing and jargon-free way.