From Lightbulbs to Life [2-15-2002]
A one-celled organism that lives in deep-sea volcanic vents has developed an alternative metabolism that uses tungsten - an element popularly used to make lightbulb filaments.  

Living in the Dark [1-30-2002]
Over the past several years, scientists have discovered life in the most unusual places. From rocky abodes deep underground, to hot volcanic vents under the seas, there seems to be no place on Earth that life doesnít exist.  

Bugs From Hell [1-23-2002]
Geochemists and microbiologists are delving into the details of extreme biochemistry deep within the Earth, where chemical and metabolic processes go at glacial pace, and life appears to be completely disconnected from the photosynthesis-based biological cycles that dominate surface life.  

Living on Fools Gold [1-16-2002]
Reseachers study chemolithotrophy bacteria that survive by getting its energy by oxidizing pyrite, also known as ëfoolís gold'.  

Life without Volcanic Heat [1-11-2002]
An 18-story undersea vent off the Atlantic, near what has been called the 'Lost City', has recently revealed itself as ripe with exotic microbial life.  

The First Sulfur Eaters [12-17-2001]
Scientists have found indications of a type of bacteria that consume sulfate and produce sulfide as a waste product, possibly one of the oldest known life forms on the planet.