Prehistoric beads were made from British shells
A new technique to identify the type of shell used to make early, decorative beads could help archaeologists understand more about early human trading.
A new technique to identify the type of shell used to make early, decorative beads could help archaeologists understand more about early human trading.
Archaeology
Jul 2, 2014
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Building insulation has become an increasingly important topic in recent years. Good exterior insulation reduces heating costs, which means lower CO2 emissions. Nowadays, sustainable natural insulation materials are already ...
Materials Science
Nov 17, 2021
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22
"Good intentions" do not generally produce "good results." This wisdom also applies to establishing coherent environmental policies. Without proper oversight and planning, environmental policies can lead to unintended and ...
Environment
Mar 19, 2020
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The search for a less-expensive, sustainable source of biomass, or plant material, for producing gasoline, diesel and jet fuel has led scientists to duckweed, that fast-growing floating plant that turns ponds and lakes green. ...
Energy & Green Tech
Mar 6, 2013
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In the search for life on Mars or any planet, there is much more than the presence of carbon and oxygen to consider. Using Earth's biogeochemical cycles as a reference point, elements like nitrogen, iron and sulfur are just ...
Earth Sciences
Feb 2, 2011
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The construction industry is one of the most resource-intensive sectors of the German economy. The nation's buildings constitute a vast store of raw materials, harboring some 100 billion metric tons of materials that could ...
Engineering
Oct 25, 2018
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Nearly one year after a 7.0-magnitude earthquake rocked the Republic of Haiti, engineering and concrete experts at Georgia Tech report that concrete and other debris in Port-au-Prince could be safely and inexpensively recycled ...
Engineering
Jan 4, 2011
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More than 192 million tonnes of fruit and vegetable waste is produced in Europe every year. The continued use of oil as a raw material is a serious obstacle in the way of sustainable industrial development, since it is harmful ...
Materials Science
Jan 12, 2012
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Research groups around the world are developing technologies to convert carbon dioxide (CO2) into raw materials for industrial applications. Most experiments under industrially relevant conditions have been carried out with ...
Materials Science
Dec 21, 2023
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In the future, you may have a squid to thank for your coffee staying hot on a cold day. Drawing inspiration from cephalopod skin, engineers at the University of California, Irvine invented an adaptive composite material that ...
Biotechnology
Mar 28, 2022
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