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4 results for “buried treasure history” in Science
Science · 10 August 2026
Where Gold Actually Comes From
…arts rock, which is why mining is an exercise in moving overburden rather than collecting treasure. · Is it true that all gold comes from exploding stars? Broadly, yes — but not from ordinary supernovae alone. Gold forms through rapid neutron capture, the r-process, which needs a…
Tomas Herrera · 17 min read
Science · 3 November 2026
Made, Not Mined: Synthetic Gold and the Future of the Global Gold Trade
…either. But it was done, more or less as a demonstration, on several occasions. · A short history of making gold for real · 1941: mercury in the cyclotron · The first well-documented production of gold isotopes from another element came from fast-neutron bombardment of mercury in…
Tomas Herrera · 25 min read
Science · 8 August 2026
The Metal That Went Medical
…tion, and the pandemic turned it into one of the largest single uses of nanoscale gold in history. The newer work is therapeutic, and it is slower, because a diagnostic only has to be read while a therapeutic has to be tolerated. · Photothermal therapy — gold shells and rods tune…
Amara Okonjo · 19 min read
Science · 9 August 2026
The Metallurgy of Karat
Pure gold is too soft to hold a stone, too soft to hold an edge, and the wrong colour for half the world's taste. Almost everything you own that is gold is a designed alloy — and the design is where t…
Tomas Herrera · 17 min read
