This is the oldest confirmed use of a mixture comprising two or more plant toxins specifically applied to arrowheads.
Articles on Chemical analysis
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What happens when drug testing experts come across a substance they have never seen before?
Researchers used advanced chemical analyses to study breastfeeding in some of the world’s first farming communities.
Scientists have dramatically increased the sensitivity of a laser device used to detect minute and easily concealed explosives…
Climate change in the past can tell us much about what is happening today. New research shows how plankton shells dredged from sea floors hold the information we seek. For climate data dating back as far…
Top contributors
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Professor in Earth Sciences, Nanyang Technological University, Singapore, and Emeritus Professor of Mineral Physics, University of Cambridge
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Senior lecturer, Australian National University
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Postdoctoral Research Fellow in Geology and Geophysics, University of Utah
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Associate Professor, Australian National University
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Associate professor, University of Johannesburg