Perth Mint sold diluted gold to China, got caught, and tried to cover it up - ABC News
Gold: Facts, history and uses of the most malleable chemical element
Turning copper into 'silver' and 'gold'
Why is gold yellow?
No matter what you eat, how much you exercise, how skinny or young or wise you are, none of it matters if you're not breathing properly. There is nothing more essential to our health and well-being than breathing: take air in, let it out, repeat 25,000 times a day. Yet, as a species, humans have lost the ability to breathe correctly, with grave consequences. Journalist James Nestor travels the world to figure out what went wrong and how to fix it.
Breath: The New Science of a Lost Art [Book]
Why You Shouldn't Choose a White Gold Engagement Ring
Gold Penny Experiment: Turn Pennies Silver and Then Gold (brass)
Metals in the Mix: A Guide to Jewelry Metal
2021 Emmys Creative Arts Winners: Full List
The Celts: not quite the barbarians history would have us believe, Archaeology
Lynda Benglis
The life-changing art of making facial prosthetics
Why is gold called a 'heavy' metal despite being soft? - BBC Science Focus Magazine
The metal that brought you cheap flights - BBC News
What is a displacement reaction? - BBC Bitesize