“Using chemistry, archival records and AI, scientists are reviving the aromas of old libraries, mummies and battlefields.”
chemistry
Posted inEditor's Pick
Animals as Chemical Factories
“Horses bled for antivenom, crabs drained for endotoxin tests, and silkworms boiled for silk. Science can now replace these practices with synthetic alternatives — but we need to find ways to scale them.”
Posted inEditor's Pick
How 3M Executives Convinced a Scientist the Forever Chemicals She Found in Human Blood Were Safe
“Decades ago, Kris Hansen showed 3M that its PFAS chemicals were in people’s bodies. Her bosses halted her work. As the EPA now forces the removal of the chemicals from drinking water, she wrestles with the secrets that 3M kept from her and the world.”
Posted inEditor's Pick
Tyrian Purple: The Lost Ancient Pigment That Was More Valuable Than Gold
“For millennia, Tyrian purple was the most valuable colour on the planet…. By piecing together ancient clues, could one man bring it back?”