News tagged with silica

Related topics:

Skeletons in the pre-Cambrian closet

The Cambrian explosion marked a major blossoming in the tree of life around 540 million years ago. Nearly all of the major phyla in the animal kingdom appeared in a sudden burst of evolution. One of the drivers ...

Jan 07, 2011
4.9 / 5 (14) 3 | with audio podcast

Anti-counterfeit polymers work like fingerprints

(Phys.org)—When it comes to tagging items to prove their authenticity, the goal is to stay ahead of counterfeit technology. The best tags are unique, complex, easy to read, and difficult to reproduce. ...

Feb 16, 2015 report
4.4 / 5 (15) 0