Search
Search the whole magazine.
Full-text search across every article — headlines, decks, body copy, pull quotes, captions and FAQs — plus our editorial and legal policies.
3 results for “Fineness” in Science
Science · 9 August 2026
The Metallurgy of Karat
…lease limit, which is why palladium white gold dominates the European trade. · Millesimal fineness (750, 585, 375) states the same fact as karat in parts per thousand and is the number an assay office actually verifies. · Is 24k gold better than 18k? Purer, not better. 24k is the…
Tomas Herrera · 17 min read
Science · 8 August 2026
The Metal That Went Medical
Divide gold finely enough and it stops being gold-coloured, stops being inert in the way you expect, and starts doing work in places no bullion bar could reach — including the test strip that told you…
Amara Okonjo · 19 min read
Science · 10 August 2026
Where Gold Actually Comes From
Every gram of gold on Earth was manufactured in an astrophysical catastrophe, arrived here after the planet had already formed, and was then concentrated by hot water. Three separate accidents, none o…
Tomas Herrera · 17 min read
