Research Methods

Science 6 min The Oldest Evidence of Habitual Drug Use Rests on Two Sets of Teeth Arecoline in the dental calculus of two Sulawesi hunter-gatherers, 15,000 years apart. Oldest evidence is a st... NA Nadia Rahim 11 Sep Statistics 6 min AI-Disclosing Advisers Grew Headcount Twice as Fast. They Already Were. Astraeus finds 15 per cent growth against 8 across 6,384 firms. The adoption signal is a line in a regulatory... NA Nadia Rahim 7 Sep Health & Wellness 6 min Obesity Marks Immune Cells for Years. No Study Shows Disease Follows. A study finds DNA methylation in CD4 T cells persisting for years after weight loss. Nobody has yet followed p... AM Amelia Wong 4 Sep AI & ML 7 min Amazon Is Closing Mechanical Turk, and AI Did Not Replace Those Workers The marketplace Bezos called artificial artificial intelligence closes on 30 September. Demand for human judge... MA Maya Lin 27 Aug