Colorado Republican Rep. Gabe Evans helped create the framework for the group, which hopes to find common ground when it ...

The decision came despite an effort by a former industry lawyer who is now at the E.P.A. to reverse the regulation.

Traditionally, chemical reactions have been described as one-line "equations" in which substrates, say A and B, convert purposefully but rigidly into a desired product, say C. Naturally, it has been ...

High performance liquid chromatography (HPLC) is a widely used and well-established technique, routinely employed by thousands of analytical scientists worldwide. Nonetheless, certain ...