Can eating fat be good for us? Some fatty acid molecules actually play a crucial role in maintaining our health and cellular functions. By the early twentieth century, scientists and doctors ...

A nucleic acid is a long molecule made up of smaller molecules called nucleotides. Nucleic acids were discovered in 1868, when twenty-four-year-old Swiss physician Friedrich Miescher isolated a ...

Acids and alkalis are common in daily life. They are found in the home, in our bodies, in industry, car batteries and school science labs. One of the jobs of a chemist is to tell the difference ...