The list of winners for this year’s Nikon Small World Photomicrography Competition has finally been released, and the contest’s talented photographers once again wow viewers with fantastical images of ...

The Oct. 28 front-page article "FBI's Theory on Anthrax Is Doubted" reported that silica enabled anthrax spores sent through the mail last fall to become airborne. The article quoted unnamed sources ...

Every weekday, rain or shine, a microbiologist begins the morning by heading up to the roof of the Houston Health Department’s laboratory. She isn't up there for the view of the nearby Texas Medical ...