The independent analytical laboratory Valisure says it has found traces of benzene in sunscreen and after-sun-care products from a variety of manufacturers. Valisure has asked the US Food and Drug ...

Fluorophores are chemical compounds or molecules that absorb light energy at one wavelength and re-emit it as light at a ...

Scanning tunneling microscopy (STM) is routinely employed by physicists and chemists to capture atomic-scale images of molecules on surfaces. Now, an international team led by Christian Joachim and co ...

Samples of natural gas taken before it was burned for cooking in homes in the Boston area contained 296 chemical compounds, including 21 that are toxic to humans, researchers led by the Harvard T.H.

Cancer risk rarely comes from a single dramatic exposure. More often, it builds gradually through repeated contact with ...