These liquids are some of the first examples of metallic gold colloids, made by Michael Faraday over 150 years ago.

Michael Faraday (1791–1867) was a pioneering scientist whose discoveries in electromagnetism and electrochemistry transformed
Join Sean M Carroll as he explores deep questions about the cosmos.
Discover how we can create a culture that celebrates the joys of imperfection, in the face of becoming burntout.
In a galaxy far, far away, join Alex Baker to discover the captivating chemistry found in the Star Wars universe.
John Tyndall set the foundation for our modern understanding of the greenhouse effect, climate change, meteorology, and weather
Charles Taylor asks whether some sounds musical and others just noise?