The slow-moving, silt-laden St. Francis River widens between Lake City and Marked Tree, turning into more of a swamp than a river in what's known as the Sunken Lands. This is the area where the river ...
The element chromium causes natural pink, red, and violet-to-purple colors in topaz. Imperfections at the atomic level in topaz crystal structure can cause yellow, brown, and blue color. Brown is a ...
Rarely, peridot can have an extraterrestrial source, being contained in meteorites that have fallen to earth. The color range for peridot is narrow, from a brown-green color to yellowish green to pure ...
This interesting study presents valuable information on how human cytomegalovirus (HCMV) infection disrupts the activity of the TEAD1 transcription factor, leading to widespread chromatin alterations.