Gresham College Lectures
Gresham College has been providing free public lectures since 1597, making us London's oldest higher education institution. This podcast offers our recorded lectures that are free to access from the Gresham College website, or our YouTube channel.
Gresham College Lectures
The Age of the Universe
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Gresham College
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Detailed observations of galaxies, clusters, and the fine structures in the cosmic microwave background have refined the age of the Universe to 13.75 billion years. But they have also revealed the unexpected presence of dark energy, causing a huge paradigm shift in modern cosmology.