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Patterns of change and continuity in ochre use during the late Middle Stone Age of the Horn of Africa: The Porc-Epic Cave
Patterns of change and continuity in ochre use during the late Middle Stone Age of the Horn of Africa: The Porc-Epic Cave record: Ochre is found at numerous Middle Stone Age (MSA) sites and plays a key role in early modern human archaeology. Here we analyse the largest known East African MSA ochre assemblage,...
Source: plos.org
New Cheap, Easy to Manufacture Dry Powder Inhaler for Developing World |: H&T Presspart, a firm based in Lancashire, UK,
New Cheap, Easy to Manufacture Dry Powder Inhaler for Developing World |: H&T Presspart, a firm based in Lancashire, UK, has announced that it will be releasing the PowdAir Plus dry powder inhaler. The device, originally deve
Source: medgadget.com
A not-so-modest proposal to remove atmospheric carbon dioxide: You just have to spread rock powder over a Russia-sized area.
A not-so-modest proposal to remove atmospheric carbon dioxide: You just have to spread rock powder over a Russia-sized area. Every year.
Source: arstechnica.com
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