Share your ideas and questions about the Detection video.

Share your ideas and questions about the Testing and Measuring Nothing video.

Share your ideas and questions about the Origin of Information video.

Share your ideas and questions about The Nature of Physics video.

Note: Discussions are a place where you can let everyone read your ideas and questions that follow from the material we’re covering. Share your ideas and questions about the How Nothing Can Be Something video.

Several headlines have emerged about gravitational waves since this program was filmed. Please share links to any online articles that you believe are relevant, and explain why the findings are significant.

Note: Discussions are a place where you can let everyone read your ideas and questions that follow from the material we’re covering. Share your ideas and questions about the Reality of Einstein video.

While general relativity is the most accurate theoretical description of gravity available, most people still think about gravity in Newtonian terms as a force between objects. Do you think this divide between academic and practical understanding is necessary or useful? Do you think the widespread colloquial understanding of gravity in Newtonian terms makes it harder for people to grasp general relativity? Explain your answers.