Citizens of Ohio’s fourth-largest city can drink from the tap again, but the root causes of the Lake Erie algal blooms that shut off the flow for two days remain.
Researchers contend that contamination is behind recent suggestions that Antarctica’s largest subglacial lake harbors complex life such as crustaceans and fish.
DNA and RNA sequences from Lake Vostok below the Antarctic glacier reveal thousands of bacteria species, including some commonly found in fish digestive systems.
School-district officials in northwestern New York State are puzzled by a spate of high school students reporting symptoms of the neuropsychiatric disorder.
Two studies point to contamination of patient samples as the cause of a controversial 2009 finding that linked the mouse virus XMRV with chronic fatigue syndrome.