Chemical analysis of residues contained in the matrix of stone smoking pipes reveal a
substantial direct biomolecular record of ancient tobacco (Nicotiana) smoking practices in …

Dental calculus has been shown to be a repository of a variety of exogenous organic
materials, including bacterial DNA, proteins, phytoliths, and starch grains. Here we show that …

A particular type of miniature ceramic vessel locally known as “veneneras” is occasionally
found during archaeological excavations in the Maya Area. To date, only one study of a …

Most adults regularly use at least one psychoactive drug. Globally popular options include
caffeine (found in coffee, tea, soft drinks, and chocolate), alcohol, nicotine, arecoline and …

Metabolomics is a modern tool that aids in our understanding of the molecular changes in
organisms. Archaeological science is a branch of archaeology that explores different …

Tobacco use was widespread amongst the indigenous populations throughout North and
South America prior to European contact; however, the geographical and temporal spread of …

At the global scale, conceptions of hunter-gatherer economies have changed considerably
over time and these changes were strongly affected by larger trends in Western history …

The practice of pipe smoking was commonplace among indigenous cultures of the Eastern
Woodlands of North America. However, many questions remain concerning what materials …

Neurobiological theories of drug use are deeply intertwined with those of reward-based
learning. Drug reward requires an evolutionary explanation: unlike food, sex, and other …

牙结石本质上是正在矿化或已经完全矿化的牙菌斑, 由于其易保存, 可获得性和无污染等特征为
生物考古学研究提供了一个新的切入点. 自20 世纪60 年代以来, 古代牙结石残留物的研究工作 …