A Tunisian man has pieced together bits of a local secret linked to ancient emperors: how to make a prized purple dye using the guts of a sea snail.
Archaeology
Jul 26, 2020
2
1739
With high-resolution microscopy, it is theoretically possible to image cell structures with a resolution of a few nanometres. However, this has not yet been possible in practice.
Cell & Microbiology
Jul 7, 2020
0
5
New research provides the first direct evidence for the Gulf Stream blender effect, identifying a new mechanism of mixing water across the swift-moving current. The results have important implications for weather, climate ...
Earth Sciences
Jul 6, 2020
0
3829
Scientists can monitor biomolecular processes in live tissue by noninvasive optical methods, such as fluorescence imaging. However, the fluorescent dyes used for that purpose are often rather unstable, and photobleaching, ...
Materials Science
Jun 4, 2020
0
10
The genetic information within cells makes individuals unique. The cell nucleus has a complex structure that harbors this genetic information. The main component of the nucleus is chromatin, an intercalated pool of genes ...
Biotechnology
May 12, 2020
0
6
With the coronavirus pandemic temporarily shuttering hair salons, many clients are appreciating—and missing—using hair dye to cover up grays or touch up roots. Whether done at a salon or at home, frequent coloring, however, ...
Materials Science
Apr 29, 2020
0
50
Most viral test kits rely on labor- and time-intensive laboratory preparation and analysis techniques; for example, tests for the novel coronavirus can take days to detect the virus from nasal swabs. Now, researchers have ...
Analytical Chemistry
Apr 23, 2020
0
1467
A team of researchers affiliated with several institutions in Portugal has identified the molecular structure of folium, a blue watercolor dye used by medieval artists and book publishers. In their paper published in the ...
What's your favorite color? If you answered blue, you're in good company. Blue outranks all other color preferences worldwide by a large margin.
Analytical Chemistry
Apr 6, 2020
1
320
In the treatment of tumors, microenvironment plays an important role. It often contains immune cells that are so changed that they promote tumor growth. In the journal Angewandte Chemie, scientists have introduced a method ...
Biochemistry
Mar 25, 2020
0
7
