How to Find Signs of Life on Mars

By studying the signatures of fossil life on Earth, geobiologists can get a clue of what to look for when hunting for extraterrestrial life on Mars.

Biofuel cell retrieves copper

(PhysOrg.com) -- Producing energy and recovering copper from waste water at the same time: this is what Wageningen University environmental technologists are doing with their new microbial fuel cell.

Using recent gene flow to define microbe populations

Identifying species among plants and animals has been a full-time occupation for some biologists, but the task is even more daunting for the myriad microbes that inhabit the planet. Now, MIT researchers have developed a simple ...

Tiny power generator runs on spit

Saliva-powered micro-sized microbial fuel cells can produce minute amounts of energy sufficient to run on-chip applications, according to an international team of engineers.

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