Extra: Hubble Constant & Research Papers

In this podcast extra, we discuss the changing value of the Hubble Constant since 2000 – or put more simply, our narrowing down of how quickly the universe is expanding. This discussion takes in:

• The history of the Hubble Constant
• Edwin Hubble's dreadful scatter plot
• Further attempts to narrow down the universe's expansion rate
• Why research papers are awesome and accessible to everyone