Sara Sheykhi collected these colorful solutions in test tubes as they flowed from a silica gel column, which is used to separate chemical mixtures. Sheykhi is a postdoc at North Carolina State ...

AUSTIN, Texas–Researchers at The University of Texas at Austin have conducted a basic chemistry experiment in what is perhaps the world's smallest test tube, measuring a thousandth the diameter of a ...

Bioengineers and mathematicians have invented the first-ever 'armored' emulsions. The armor comes in the form of tiny soft U-shaped cups, about a half-millimeter in length. With a hydrophobic ...

A CHEMICAL examination of Thesium virgatum has been carried out, and two characteristic constituents of the plant tissues have been isolated—a phlobatannin, and an amorphous substance which yields ...