Humankind's remotest relative is a very rare micro-organism from south-Norway. The discovery may provide an insight into what life looked like on earth almost one thousand million years ago.

The trillions of microbes in the gastrointestinal tract, known as the gut microbiome, have a major impact on human health and disease. These microbes help us digest food and absorb nutrients; they can ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

The cellular compartment of the vertebrate host innate immune system has been shown to have an important role in early resistance and the development of acquired immunity and, in some instances, in ...

Mice infected with the common gut parasite Tritrichomonas muris are at an increased risk of developing inflammatory colitis, new research shows. These findings expand the type of gut-resident ...

Seemingly innocent microorganisms may have harmful consequences: Ubiquitous waterborne protozoa appear capable of aiding the survival of several types of bacteria responsible for gut-wrenching food ...

There are many kinds of infections that happen to human beings. People infected with different infections, react differently to diseases and symptoms caused by it. Some infections are common and ...

The latest short science news items from C&EN.