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 “All-in sustaining cost (AISC)” in Science
Science · 8 August 2026
The Metal That Went Medical
…being read by — and the material earns its price. Reproducibility is worth more than raw cost in a diagnostic supply chain. · Beyond the strip · Immunogold labelling has been standard in electron microscopy since the 1970s: attach gold particles of a defined size to an antibody,…
Amara Okonjo · 19 min read
Science · 9 August 2026
The Metallurgy of Karat
…ing from scratch, then resubmitting for a fresh hallmark. · Does higher karat gold always cost more per gram? In terms of pure metal content, yes — an 18k item contains more gold per gram than a 9k item of the same weight, and that difference is reflected in scrap or intrinsic va…
Tomas Herrera · 17 min read
Science · 10 August 2026
Where Gold Actually Comes From
…and platinum in reactors and accelerators. The yields are measured in micrograms and the cost per gram exceeds the market price by orders of magnitude. Transmutation is a demonstration of physics, not a supply source. · Will asteroid mining change the gold market? Not on any tim…
Tomas Herrera · 17 min read
