Back to World
World
19 September 2026
Ancient teeth pose a mystery: What made those strange grooves?
New research on ancient human remains suggests the habitual usage of betel nuts, a plant seed with mind-affecting properties that is popular in parts of Asia despite the health risks it presents. (Image credit: Claire Harbage/NPR)
About this report
Downunder Voices provides an independently written summary and community perspective based on information published by the original source. The original publisher remains responsible for its reporting.
Join our community
Follow Downunder Voices
Join thousands of readers following news and community stories from Australia, New Zealand and the Pacific.
