(Phys.org)—A trio of researchers has found evidence of obsidian tools being crafted for use in creating tattoos approximately 3,000 years ago by South Pacific Islanders. In their paper published in the Journal of Archaeological ...
Tiny electronic sensors and devices that can be implanted in the body and then dissolve almost without a trace are getting closer to reality. Scientists have tested several biodegradable materials, including DNA, proteins ...
Engineering
Apr 27, 2016
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7
A leading marine scientist has welcomed news that government legislation on charges for plastic bags has led to a substantial reduction in their use.
Environment
Dec 9, 2015
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6
The textbooks and journals said it couldn't be done.
Polymers
Dec 3, 2015
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70
Researchers at the National University of Mexico (UNAM) developed a nanostructured system capable of protecting the active compounds of juices and nutritional supplements from high temperatures during the pasteurization process ...
Bio & Medicine
Sep 16, 2015
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23
Researchers at the University of Georgia have developed an inexpensive way to manufacture extraordinarily thin polymer strings commonly known as nanofibers. These polymers can be made from natural materials like proteins ...
Nanomaterials
May 13, 2015
1
71
New research shows that plastic litter can smother marine life, dramatically reducing the numbers of organisms – and compromising the ecosystem services they provide – in coastal marshes.
Environment
Apr 22, 2015
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267
Copolymers made from synthetic and biomimetic components open new and interesting perspectives as biocompatible, biodegradable materials that can also be given biological functionality. In the journal Angewandte Chemie, French ...
Biochemistry
Feb 6, 2015
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21
In the central Northern Pacific is an area that may be the size of Texas called the Great Pacific Garbage Patch. Made up of tons of floating plastic debris, the patch is killing seabirds and poisoning marine life in the North ...
Materials Science
Dec 18, 2014
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1
Until now, in cases of bone fracture, doctors have used implants made of steel and titanium, which have to be removed after healing. To spare patients burdensome inter- ventions, researchers are working on a bone substitute ...
Polymers
Nov 4, 2014
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0
