When we refer to something as a food, we are describing a substance that we can masticate, salivate and digest, and through internal processes, assimilate its nutrients and minerals into vital energy and cellular mass.
An unknown web-like growth has been found on racks of spent nuclear fuel assemblies.
The discovery of ancient bacteria trapped under Antarctic ice could shed light on the possibility of life on other planets.
Microorganisms are the oldest, most plentiful, and most adaptable life forms on earth. A revolutionary new field of microbial genetics called Metagenomics could provide clues to cure diseases, reverse pollution, and even explain the origins of life.