Leaders of the U.S. House of Representatives on Thursday named its press gallery after Frederick Douglass, 150 years after the famed 19th-century orator and abolitionist became the first Black member ...

Microbiology is the study of microscopic organisms, such as bacteria, viruses, archaea, fungi and protozoa. This discipline includes fundamental research on the biochemistry, physiology, cell biology, ...

Nanoparticles are particles that exist on a nanometre scale (i.e., below 100 nm in at least one dimension). They can possess physical properties such as uniformity, conductance or special optical ...